Home / 38,071,844.16-57,107,764.80-11,145,500.16

Finding the Fourth Proportional to 38,071,844.16, 57,107,764.80 and 11,145,500.16

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Solution

The fourth proportional to 38,071,844.16, 57,107,764.80 and 11,145,500.16 is: 16,718,249.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,071,844.16 : 57,107,764.80 = 11,145,500.16 : x
  2. Step 2: Convert to fraction form
    38,071,844.16/57,107,764.80 = 11,145,500.16/x
  3. Step 3: Cross multiply
    38,071,844.16x = 57,107,764.80 × 11,145,500.16
  4. Step 4: Simplify right side
    38,071,844.16x = 636,494,601,715,642.38
  5. Step 5: Solve for x
    x = 636,494,601,715,642.38/38,071,844.16
  6. Step 6: Final answer
    x = 16,718,249.82

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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.