Home / 25,344,752.70-38,017,129.05-9,170,672.70

Finding the Fourth Proportional to 25,344,752.70, 38,017,129.05 and 9,170,672.70

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Solution

The fourth proportional to 25,344,752.70, 38,017,129.05 and 9,170,672.70 is: 13,756,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344,752.70 : 38,017,129.05 = 9,170,672.70 : x
  2. Step 2: Convert to fraction form
    25,344,752.70/38,017,129.05 = 9,170,672.70/x
  3. Step 3: Cross multiply
    25,344,752.70x = 38,017,129.05 × 9,170,672.70
  4. Step 4: Simplify right side
    25,344,752.70x = 348,642,647,511,211.88
  5. Step 5: Solve for x
    x = 348,642,647,511,211.88/25,344,752.70
  6. Step 6: Final answer
    x = 13,756,009.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.