Home / 28,728,102.15-43,092,153.23-17,957,564.55

Finding the Fourth Proportional to 28,728,102.15, 43,092,153.23 and 17,957,564.55

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Solution

The fourth proportional to 28,728,102.15, 43,092,153.23 and 17,957,564.55 is: 26,936,346.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728,102.15 : 43,092,153.23 = 17,957,564.55 : x
  2. Step 2: Convert to fraction form
    28,728,102.15/43,092,153.23 = 17,957,564.55/x
  3. Step 3: Cross multiply
    28,728,102.15x = 43,092,153.23 × 17,957,564.55
  4. Step 4: Simplify right side
    28,728,102.15x = 773,830,123,136,428.25
  5. Step 5: Solve for x
    x = 773,830,123,136,428.25/28,728,102.15
  6. Step 6: Final answer
    x = 26,936,346.83

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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.