Home / 39,952,800.30-59,929,200.45-18,429,439.80

Finding the Fourth Proportional to 39,952,800.30, 59,929,200.45 and 18,429,439.80

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Solution

The fourth proportional to 39,952,800.30, 59,929,200.45 and 18,429,439.80 is: 27,644,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,952,800.30 : 59,929,200.45 = 18,429,439.80 : x
  2. Step 2: Convert to fraction form
    39,952,800.30/59,929,200.45 = 18,429,439.80/x
  3. Step 3: Cross multiply
    39,952,800.30x = 59,929,200.45 × 18,429,439.80
  4. Step 4: Simplify right side
    39,952,800.30x = 1,104,461,591,955,408
  5. Step 5: Solve for x
    x = 1,104,461,591,955,408/39,952,800.30
  6. Step 6: Final answer
    x = 27,644,159.70

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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.