Home / 16,904,200.78-23,327,631.66-9,169,131.70

Finding the Fourth Proportional to 16,904,200.78, 23,327,631.66 and 9,169,131.70

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Solution

The fourth proportional to 16,904,200.78, 23,327,631.66 and 9,169,131.70 is: 12,653,312.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,904,200.78 : 23,327,631.66 = 9,169,131.70 : x
  2. Step 2: Convert to fraction form
    16,904,200.78/23,327,631.66 = 9,169,131.70/x
  3. Step 3: Cross multiply
    16,904,200.78x = 23,327,631.66 × 9,169,131.70
  4. Step 4: Simplify right side
    16,904,200.78x = 213,894,126,939,629.59
  5. Step 5: Solve for x
    x = 213,894,126,939,629.59/16,904,200.78
  6. Step 6: Final answer
    x = 12,653,312.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.