Home / 89,886,241.57-124,007,719.97-52,202,990.71

Finding the Fourth Proportional to 89,886,241.57, 124,007,719.97 and 52,202,990.71

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Solution

The fourth proportional to 89,886,241.57, 124,007,719.97 and 52,202,990.71 is: 72,019,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,886,241.57 : 124,007,719.97 = 52,202,990.71 : x
  2. Step 2: Convert to fraction form
    89,886,241.57/124,007,719.97 = 52,202,990.71/x
  3. Step 3: Cross multiply
    89,886,241.57x = 124,007,719.97 × 52,202,990.71
  4. Step 4: Simplify right side
    89,886,241.57x = 6,473,573,853,786,842
  5. Step 5: Solve for x
    x = 6,473,573,853,786,842/89,886,241.57
  6. Step 6: Final answer
    x = 72,019,629.93

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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.