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Finding the Fourth Proportional to 16,616,081.80, 24,927,492.30 and 9,431,057.80

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Solution

The fourth proportional to 16,616,081.80, 24,927,492.30 and 9,431,057.80 is: 14,148,499.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,616,081.80 : 24,927,492.30 = 9,431,057.80 : x
  2. Step 2: Convert to fraction form
    16,616,081.80/24,927,492.30 = 9,431,057.80/x
  3. Step 3: Cross multiply
    16,616,081.80x = 24,927,492.30 × 9,431,057.80
  4. Step 4: Simplify right side
    16,616,081.80x = 235,092,620,690,354.97
  5. Step 5: Solve for x
    x = 235,092,620,690,354.97/16,616,081.80
  6. Step 6: Final answer
    x = 14,148,499.24

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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.