Home / 25,126,915.78-37,696,432.92-8,729,813.68

Finding the Fourth Proportional to 25,126,915.78, 37,696,432.92 and 8,729,813.68

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Solution

The fourth proportional to 25,126,915.78, 37,696,432.92 and 8,729,813.68 is: 13,096,825.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,126,915.78 : 37,696,432.92 = 8,729,813.68 : x
  2. Step 2: Convert to fraction form
    25,126,915.78/37,696,432.92 = 8,729,813.68/x
  3. Step 3: Cross multiply
    25,126,915.78x = 37,696,432.92 × 8,729,813.68
  4. Step 4: Simplify right side
    25,126,915.78x = 329,082,835,792,218.38
  5. Step 5: Solve for x
    x = 329,082,835,792,218.38/25,126,915.78
  6. Step 6: Final answer
    x = 13,096,825.68

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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.