Home / 22,603,593.49-31,192,742.19-12,290,318.71

Finding the Fourth Proportional to 22,603,593.49, 31,192,742.19 and 12,290,318.71

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Solution

The fourth proportional to 22,603,593.49, 31,192,742.19 and 12,290,318.71 is: 16,960,521.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,603,593.49 : 31,192,742.19 = 12,290,318.71 : x
  2. Step 2: Convert to fraction form
    22,603,593.49/31,192,742.19 = 12,290,318.71/x
  3. Step 3: Cross multiply
    22,603,593.49x = 31,192,742.19 × 12,290,318.71
  4. Step 4: Simplify right side
    22,603,593.49x = 383,368,742,953,963.44
  5. Step 5: Solve for x
    x = 383,368,742,953,963.44/22,603,593.49
  6. Step 6: Final answer
    x = 16,960,521.92

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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.