Home / 22,555,546.86-31,126,677.70-12,242,272.08

Finding the Fourth Proportional to 22,555,546.86, 31,126,677.70 and 12,242,272.08

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Solution

The fourth proportional to 22,555,546.86, 31,126,677.70 and 12,242,272.08 is: 16,894,347.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555,546.86 : 31,126,677.70 = 12,242,272.08 : x
  2. Step 2: Convert to fraction form
    22,555,546.86/31,126,677.70 = 12,242,272.08/x
  3. Step 3: Cross multiply
    22,555,546.86x = 31,126,677.70 × 12,242,272.08
  4. Step 4: Simplify right side
    22,555,546.86x = 381,061,257,349,868.62
  5. Step 5: Solve for x
    x = 381,061,257,349,868.62/22,555,546.86
  6. Step 6: Final answer
    x = 16,894,347.97

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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.