Home / 53,892,121.40-80,838,182.10-15,554,886.20

Finding the Fourth Proportional to 53,892,121.40, 80,838,182.10 and 15,554,886.20

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Solution

The fourth proportional to 53,892,121.40, 80,838,182.10 and 15,554,886.20 is: 23,332,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,892,121.40 : 80,838,182.10 = 15,554,886.20 : x
  2. Step 2: Convert to fraction form
    53,892,121.40/80,838,182.10 = 15,554,886.20/x
  3. Step 3: Cross multiply
    53,892,121.40x = 80,838,182.10 × 15,554,886.20
  4. Step 4: Simplify right side
    53,892,121.40x = 1,257,428,723,180,376.75
  5. Step 5: Solve for x
    x = 1,257,428,723,180,376.75/53,892,121.40
  6. Step 6: Final answer
    x = 23,332,329.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.