Home / 16,047,875.97-22,146,068.83-9,172,505.65

Finding the Fourth Proportional to 16,047,875.97, 22,146,068.83 and 9,172,505.65

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Solution

The fourth proportional to 16,047,875.97, 22,146,068.83 and 9,172,505.65 is: 12,658,057.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,047,875.97 : 22,146,068.83 = 9,172,505.65 : x
  2. Step 2: Convert to fraction form
    16,047,875.97/22,146,068.83 = 9,172,505.65/x
  3. Step 3: Cross multiply
    16,047,875.97x = 22,146,068.83 × 9,172,505.65
  4. Step 4: Simplify right side
    16,047,875.97x = 203,134,941,468,463.88
  5. Step 5: Solve for x
    x = 203,134,941,468,463.88/16,047,875.97
  6. Step 6: Final answer
    x = 12,658,057.79

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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.