Home / 74,306,957.45-111,416,278.82-28,252,196.55

Finding the Fourth Proportional to 74,306,957.45, 111,416,278.82 and 28,252,196.55

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Solution

The fourth proportional to 74,306,957.45, 111,416,278.82 and 28,252,196.55 is: 42,361,505.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,306,957.45 : 111,416,278.82 = 28,252,196.55 : x
  2. Step 2: Convert to fraction form
    74,306,957.45/111,416,278.82 = 28,252,196.55/x
  3. Step 3: Cross multiply
    74,306,957.45x = 111,416,278.82 × 28,252,196.55
  4. Step 4: Simplify right side
    74,306,957.45x = 3,147,754,607,950,981
  5. Step 5: Solve for x
    x = 3,147,754,607,950,981/74,306,957.45
  6. Step 6: Final answer
    x = 42,361,505.79

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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.