Home / 82,915,392.96-124,368,604.92-25,407,830.16

Finding the Fourth Proportional to 82,915,392.96, 124,368,604.92 and 25,407,830.16

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Solution

The fourth proportional to 82,915,392.96, 124,368,604.92 and 25,407,830.16 is: 38,110,371.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,915,392.96 : 124,368,604.92 = 25,407,830.16 : x
  2. Step 2: Convert to fraction form
    82,915,392.96/124,368,604.92 = 25,407,830.16/x
  3. Step 3: Cross multiply
    82,915,392.96x = 124,368,604.92 × 25,407,830.16
  4. Step 4: Simplify right side
    82,915,392.96x = 3,159,936,391,043,500.50
  5. Step 5: Solve for x
    x = 3,159,936,391,043,500.50/82,915,392.96
  6. Step 6: Final answer
    x = 38,110,371.04

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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.