Home / 42,747,845.22-63,970,404.75-26,581,409.46

Finding the Fourth Proportional to 42,747,845.22, 63,970,404.75 and 26,581,409.46

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Solution

The fourth proportional to 42,747,845.22, 63,970,404.75 and 26,581,409.46 is: 39,777,993.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,747,845.22 : 63,970,404.75 = 26,581,409.46 : x
  2. Step 2: Convert to fraction form
    42,747,845.22/63,970,404.75 = 26,581,409.46/x
  3. Step 3: Cross multiply
    42,747,845.22x = 63,970,404.75 × 26,581,409.46
  4. Step 4: Simplify right side
    42,747,845.22x = 1,700,423,521,981,679
  5. Step 5: Solve for x
    x = 1,700,423,521,981,679/42,747,845.22
  6. Step 6: Final answer
    x = 39,777,993.80

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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.