Home / 16,137,915.29-22,270,331.33-9,168,604.90

Finding the Fourth Proportional to 16,137,915.29, 22,270,331.33 and 9,168,604.90

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Solution

The fourth proportional to 16,137,915.29, 22,270,331.33 and 9,168,604.90 is: 12,652,679.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,137,915.29 : 22,270,331.33 = 9,168,604.90 : x
  2. Step 2: Convert to fraction form
    16,137,915.29/22,270,331.33 = 9,168,604.90/x
  3. Step 3: Cross multiply
    16,137,915.29x = 22,270,331.33 × 9,168,604.90
  4. Step 4: Simplify right side
    16,137,915.29x = 204,187,868,799,666.81
  5. Step 5: Solve for x
    x = 204,187,868,799,666.81/16,137,915.29
  6. Step 6: Final answer
    x = 12,652,679.43

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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.