Home / 39,698,121.60-59,547,182.40-29,998,339.20

Finding the Fourth Proportional to 39,698,121.60, 59,547,182.40 and 29,998,339.20

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Solution

The fourth proportional to 39,698,121.60, 59,547,182.40 and 29,998,339.20 is: 44,997,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,698,121.60 : 59,547,182.40 = 29,998,339.20 : x
  2. Step 2: Convert to fraction form
    39,698,121.60/59,547,182.40 = 29,998,339.20/x
  3. Step 3: Cross multiply
    39,698,121.60x = 59,547,182.40 × 29,998,339.20
  4. Step 4: Simplify right side
    39,698,121.60x = 1,786,316,576,039,470
  5. Step 5: Solve for x
    x = 1,786,316,576,039,470/39,698,121.60
  6. Step 6: Final answer
    x = 44,997,508.80

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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.