Home / 39,619,619.40-59,429,429.10-36,092,425.80

Finding the Fourth Proportional to 39,619,619.40, 59,429,429.10 and 36,092,425.80

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Solution

The fourth proportional to 39,619,619.40, 59,429,429.10 and 36,092,425.80 is: 54,138,638.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,619,619.40 : 59,429,429.10 = 36,092,425.80 : x
  2. Step 2: Convert to fraction form
    39,619,619.40/59,429,429.10 = 36,092,425.80/x
  3. Step 3: Cross multiply
    39,619,619.40x = 59,429,429.10 × 36,092,425.80
  4. Step 4: Simplify right side
    39,619,619.40x = 2,144,952,260,128,110.75
  5. Step 5: Solve for x
    x = 2,144,952,260,128,110.75/39,619,619.40
  6. Step 6: Final answer
    x = 54,138,638.70

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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.