Home / 39,402,000.60-59,103,000.90-21,262,147.80

Finding the Fourth Proportional to 39,402,000.60, 59,103,000.90 and 21,262,147.80

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Solution

The fourth proportional to 39,402,000.60, 59,103,000.90 and 21,262,147.80 is: 31,893,221.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,402,000.60 : 59,103,000.90 = 21,262,147.80 : x
  2. Step 2: Convert to fraction form
    39,402,000.60/59,103,000.90 = 21,262,147.80/x
  3. Step 3: Cross multiply
    39,402,000.60x = 59,103,000.90 × 21,262,147.80
  4. Step 4: Simplify right side
    39,402,000.60x = 1,256,656,740,559,333
  5. Step 5: Solve for x
    x = 1,256,656,740,559,333/39,402,000.60
  6. Step 6: Final answer
    x = 31,893,221.70

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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.