Home / 18,257,311.74-25,195,877.43-10,108,549.50

Finding the Fourth Proportional to 18,257,311.74, 25,195,877.43 and 10,108,549.50

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Solution

The fourth proportional to 18,257,311.74, 25,195,877.43 and 10,108,549.50 is: 13,950,234.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,257,311.74 : 25,195,877.43 = 10,108,549.50 : x
  2. Step 2: Convert to fraction form
    18,257,311.74/25,195,877.43 = 10,108,549.50/x
  3. Step 3: Cross multiply
    18,257,311.74x = 25,195,877.43 × 10,108,549.50
  4. Step 4: Simplify right side
    18,257,311.74x = 254,693,774,197,087.78
  5. Step 5: Solve for x
    x = 254,693,774,197,087.78/18,257,311.74
  6. Step 6: Final answer
    x = 13,950,234.18

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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.