Home / 18,208,474.20-25,127,401.11-9,948,359.07

Finding the Fourth Proportional to 18,208,474.20, 25,127,401.11 and 9,948,359.07

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Solution

The fourth proportional to 18,208,474.20, 25,127,401.11 and 9,948,359.07 is: 13,728,575.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208,474.20 : 25,127,401.11 = 9,948,359.07 : x
  2. Step 2: Convert to fraction form
    18,208,474.20/25,127,401.11 = 9,948,359.07/x
  3. Step 3: Cross multiply
    18,208,474.20x = 25,127,401.11 × 9,948,359.07
  4. Step 4: Simplify right side
    18,208,474.20x = 249,976,408,738,196.56
  5. Step 5: Solve for x
    x = 249,976,408,738,196.56/18,208,474.20
  6. Step 6: Final answer
    x = 13,728,575.28

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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.