Home / 21,086,230.62-29,114,077.92-16,445,200.68

Finding the Fourth Proportional to 21,086,230.62, 29,114,077.92 and 16,445,200.68

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Solution

The fourth proportional to 21,086,230.62, 29,114,077.92 and 16,445,200.68 is: 22,706,137.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,086,230.62 : 29,114,077.92 = 16,445,200.68 : x
  2. Step 2: Convert to fraction form
    21,086,230.62/29,114,077.92 = 16,445,200.68/x
  3. Step 3: Cross multiply
    21,086,230.62x = 29,114,077.92 × 16,445,200.68
  4. Step 4: Simplify right side
    21,086,230.62x = 478,786,854,007,557
  5. Step 5: Solve for x
    x = 478,786,854,007,557/21,086,230.62
  6. Step 6: Final answer
    x = 22,706,137.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.