Home / 62,514,310.11-86,221,168.81-42,684,025.92

Finding the Fourth Proportional to 62,514,310.11, 86,221,168.81 and 42,684,025.92

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Solution

The fourth proportional to 62,514,310.11, 86,221,168.81 and 42,684,025.92 is: 58,870,786.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,514,310.11 : 86,221,168.81 = 42,684,025.92 : x
  2. Step 2: Convert to fraction form
    62,514,310.11/86,221,168.81 = 42,684,025.92/x
  3. Step 3: Cross multiply
    62,514,310.11x = 86,221,168.81 × 42,684,025.92
  4. Step 4: Simplify right side
    62,514,310.11x = 3,680,266,603,908,696
  5. Step 5: Solve for x
    x = 3,680,266,603,908,696/62,514,310.11
  6. Step 6: Final answer
    x = 58,870,786.51

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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.