Home / 39,454,473.87-59,187,601.13-12,158,497.71

Finding the Fourth Proportional to 39,454,473.87, 59,187,601.13 and 12,158,497.71

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Solution

The fourth proportional to 39,454,473.87, 59,187,601.13 and 12,158,497.71 is: 18,239,561.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,454,473.87 : 59,187,601.13 = 12,158,497.71 : x
  2. Step 2: Convert to fraction form
    39,454,473.87/59,187,601.13 = 12,158,497.71/x
  3. Step 3: Cross multiply
    39,454,473.87x = 59,187,601.13 × 12,158,497.71
  4. Step 4: Simplify right side
    39,454,473.87x = 719,632,312,738,706
  5. Step 5: Solve for x
    x = 719,632,312,738,706/39,454,473.87
  6. Step 6: Final answer
    x = 18,239,561.76

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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.