Home / 26,472,721.80-39,709,082.70-8,521,825.80

Finding the Fourth Proportional to 26,472,721.80, 39,709,082.70 and 8,521,825.80

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Solution

The fourth proportional to 26,472,721.80, 39,709,082.70 and 8,521,825.80 is: 12,782,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,472,721.80 : 39,709,082.70 = 8,521,825.80 : x
  2. Step 2: Convert to fraction form
    26,472,721.80/39,709,082.70 = 8,521,825.80/x
  3. Step 3: Cross multiply
    26,472,721.80x = 39,709,082.70 × 8,521,825.80
  4. Step 4: Simplify right side
    26,472,721.80x = 338,393,885,447,193.69
  5. Step 5: Solve for x
    x = 338,393,885,447,193.69/26,472,721.80
  6. Step 6: Final answer
    x = 12,782,738.70

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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.