Home / 19,081,442.85-28,607,110.70-9,491,587.17

Finding the Fourth Proportional to 19,081,442.85, 28,607,110.70 and 9,491,587.17

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Solution

The fourth proportional to 19,081,442.85, 28,607,110.70 and 9,491,587.17 is: 14,229,892.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081,442.85 : 28,607,110.70 = 9,491,587.17 : x
  2. Step 2: Convert to fraction form
    19,081,442.85/28,607,110.70 = 9,491,587.17/x
  3. Step 3: Cross multiply
    19,081,442.85x = 28,607,110.70 × 9,491,587.17
  4. Step 4: Simplify right side
    19,081,442.85x = 271,526,884,843,431.78
  5. Step 5: Solve for x
    x = 271,526,884,843,431.78/19,081,442.85
  6. Step 6: Final answer
    x = 14,229,892.73

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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.