Home / 53,892,145.40-80,838,218.10-15,554,910.20

Finding the Fourth Proportional to 53,892,145.40, 80,838,218.10 and 15,554,910.20

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Solution

The fourth proportional to 53,892,145.40, 80,838,218.10 and 15,554,910.20 is: 23,332,365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,892,145.40 : 80,838,218.10 = 15,554,910.20 : x
  2. Step 2: Convert to fraction form
    53,892,145.40/80,838,218.10 = 15,554,910.20/x
  3. Step 3: Cross multiply
    53,892,145.40x = 80,838,218.10 × 15,554,910.20
  4. Step 4: Simplify right side
    53,892,145.40x = 1,257,431,223,273,514.50
  5. Step 5: Solve for x
    x = 1,257,431,223,273,514.50/53,892,145.40
  6. Step 6: Final answer
    x = 23,332,365.30

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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.