Home / 39,366,985.65-59,050,478.48-21,227,132.85

Finding the Fourth Proportional to 39,366,985.65, 59,050,478.48 and 21,227,132.85

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Solution

The fourth proportional to 39,366,985.65, 59,050,478.48 and 21,227,132.85 is: 31,840,699.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,985.65 : 59,050,478.48 = 21,227,132.85 : x
  2. Step 2: Convert to fraction form
    39,366,985.65/59,050,478.48 = 21,227,132.85/x
  3. Step 3: Cross multiply
    39,366,985.65x = 59,050,478.48 × 21,227,132.85
  4. Step 4: Simplify right side
    39,366,985.65x = 1,253,472,351,444,890.50
  5. Step 5: Solve for x
    x = 1,253,472,351,444,890.50/39,366,985.65
  6. Step 6: Final answer
    x = 31,840,699.28

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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.