Home / 59,840,123.20-89,760,184.80-52,449,812.80

Finding the Fourth Proportional to 59,840,123.20, 89,760,184.80 and 52,449,812.80

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Solution

The fourth proportional to 59,840,123.20, 89,760,184.80 and 52,449,812.80 is: 78,674,719.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,840,123.20 : 89,760,184.80 = 52,449,812.80 : x
  2. Step 2: Convert to fraction form
    59,840,123.20/89,760,184.80 = 52,449,812.80/x
  3. Step 3: Cross multiply
    59,840,123.20x = 89,760,184.80 × 52,449,812.80
  4. Step 4: Simplify right side
    59,840,123.20x = 4,707,904,889,653,405
  5. Step 5: Solve for x
    x = 4,707,904,889,653,405/59,840,123.20
  6. Step 6: Final answer
    x = 78,674,719.20

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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.