Home / 16,451,839.32-22,727,187.17-13,139,785.07

Finding the Fourth Proportional to 16,451,839.32, 22,727,187.17 and 13,139,785.07

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Solution

The fourth proportional to 16,451,839.32, 22,727,187.17 and 13,139,785.07 is: 18,151,791.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,451,839.32 : 22,727,187.17 = 13,139,785.07 : x
  2. Step 2: Convert to fraction form
    16,451,839.32/22,727,187.17 = 13,139,785.07/x
  3. Step 3: Cross multiply
    16,451,839.32x = 22,727,187.17 × 13,139,785.07
  4. Step 4: Simplify right side
    16,451,839.32x = 298,630,354,633,102.38
  5. Step 5: Solve for x
    x = 298,630,354,633,102.38/16,451,839.32
  6. Step 6: Final answer
    x = 18,151,791.34

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1.5x scale

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.