Home / 7,452,093.40-11,178,140.10-3,413,141.80

Finding the Fourth Proportional to 7,452,093.40, 11,178,140.10 and 3,413,141.80

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Solution

The fourth proportional to 7,452,093.40, 11,178,140.10 and 3,413,141.80 is: 5,119,712.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452,093.40 : 11,178,140.10 = 3,413,141.80 : x
  2. Step 2: Convert to fraction form
    7,452,093.40/11,178,140.10 = 3,413,141.80/x
  3. Step 3: Cross multiply
    7,452,093.40x = 11,178,140.10 × 3,413,141.80
  4. Step 4: Simplify right side
    7,452,093.40x = 38,152,577,221,566.18
  5. Step 5: Solve for x
    x = 38,152,577,221,566.18/7,452,093.40
  6. Step 6: Final answer
    x = 5,119,712.70

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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.