Home / 69,224,391.72-103,755,043.26-28,258,246.44

Finding the Fourth Proportional to 69,224,391.72, 103,755,043.26 and 28,258,246.44

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Solution

The fourth proportional to 69,224,391.72, 103,755,043.26 and 28,258,246.44 is: 42,354,082.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,224,391.72 : 103,755,043.26 = 28,258,246.44 : x
  2. Step 2: Convert to fraction form
    69,224,391.72/103,755,043.26 = 28,258,246.44/x
  3. Step 3: Cross multiply
    69,224,391.72x = 103,755,043.26 × 28,258,246.44
  4. Step 4: Simplify right side
    69,224,391.72x = 2,931,935,581,833,941.50
  5. Step 5: Solve for x
    x = 2,931,935,581,833,941.50/69,224,391.72
  6. Step 6: Final answer
    x = 42,354,082.27

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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.