Home / 22,598,811.20-31,186,621.22-12,540,516.59

Finding the Fourth Proportional to 22,598,811.20, 31,186,621.22 and 12,540,516.59

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Solution

The fourth proportional to 22,598,811.20, 31,186,621.22 and 12,540,516.59 is: 17,306,058.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,598,811.20 : 31,186,621.22 = 12,540,516.59 : x
  2. Step 2: Convert to fraction form
    22,598,811.20/31,186,621.22 = 12,540,516.59/x
  3. Step 3: Cross multiply
    22,598,811.20x = 31,186,621.22 × 12,540,516.59
  4. Step 4: Simplify right side
    22,598,811.20x = 391,096,340,810,720
  5. Step 5: Solve for x
    x = 391,096,340,810,720/22,598,811.20
  6. Step 6: Final answer
    x = 17,306,058.15

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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.