Home / 22,486,130.56-31,030,853.52-12,172,845.92

Finding the Fourth Proportional to 22,486,130.56, 31,030,853.52 and 12,172,845.92

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Solution

The fourth proportional to 22,486,130.56, 31,030,853.52 and 12,172,845.92 is: 16,798,523.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,130.56 : 31,030,853.52 = 12,172,845.92 : x
  2. Step 2: Convert to fraction form
    22,486,130.56/31,030,853.52 = 12,172,845.92/x
  3. Step 3: Cross multiply
    22,486,130.56x = 31,030,853.52 × 12,172,845.92
  4. Step 4: Simplify right side
    22,486,130.56x = 377,733,798,665,049.62
  5. Step 5: Solve for x
    x = 377,733,798,665,049.62/22,486,130.56
  6. Step 6: Final answer
    x = 16,798,523.77

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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.