Home / 19,967,874.90-29,951,812.35-17,815,538.85

Finding the Fourth Proportional to 19,967,874.90, 29,951,812.35 and 17,815,538.85

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Solution

The fourth proportional to 19,967,874.90, 29,951,812.35 and 17,815,538.85 is: 26,723,308.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967,874.90 : 29,951,812.35 = 17,815,538.85 : x
  2. Step 2: Convert to fraction form
    19,967,874.90/29,951,812.35 = 17,815,538.85/x
  3. Step 3: Cross multiply
    19,967,874.90x = 29,951,812.35 × 17,815,538.85
  4. Step 4: Simplify right side
    19,967,874.90x = 533,607,676,549,334.88
  5. Step 5: Solve for x
    x = 533,607,676,549,334.88/19,967,874.90
  6. Step 6: Final answer
    x = 26,723,308.28

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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.