Home / 22,555,616.80-31,126,786.50-12,242,344.18

Finding the Fourth Proportional to 22,555,616.80, 31,126,786.50 and 12,242,344.18

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Solution

The fourth proportional to 22,555,616.80, 31,126,786.50 and 12,242,344.18 is: 16,894,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555,616.80 : 31,126,786.50 = 12,242,344.18 : x
  2. Step 2: Convert to fraction form
    22,555,616.80/31,126,786.50 = 12,242,344.18/x
  3. Step 3: Cross multiply
    22,555,616.80x = 31,126,786.50 × 12,242,344.18
  4. Step 4: Simplify right side
    22,555,616.80x = 381,064,833,550,377.56
  5. Step 5: Solve for x
    x = 381,064,833,550,377.56/22,555,616.80
  6. Step 6: Final answer
    x = 16,894,454.14

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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.