Home / 83,239,143.95-124,870,679.49-25,735,899.14

Finding the Fourth Proportional to 83,239,143.95, 124,870,679.49 and 25,735,899.14

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Solution

The fourth proportional to 83,239,143.95, 124,870,679.49 and 25,735,899.14 is: 38,607,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,239,143.95 : 124,870,679.49 = 25,735,899.14 : x
  2. Step 2: Convert to fraction form
    83,239,143.95/124,870,679.49 = 25,735,899.14/x
  3. Step 3: Cross multiply
    83,239,143.95x = 124,870,679.49 × 25,735,899.14
  4. Step 4: Simplify right side
    83,239,143.95x = 3,213,659,213,210,083
  5. Step 5: Solve for x
    x = 3,213,659,213,210,083/83,239,143.95
  6. Step 6: Final answer
    x = 38,607,547.61

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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.