Home / 11,385,148.20-17,036,250.30-7,127,356.20

Finding the Fourth Proportional to 11,385,148.20, 17,036,250.30 and 7,127,356.20

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Solution

The fourth proportional to 11,385,148.20, 17,036,250.30 and 7,127,356.20 is: 10,665,071.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,385,148.20 : 17,036,250.30 = 7,127,356.20 : x
  2. Step 2: Convert to fraction form
    11,385,148.20/17,036,250.30 = 7,127,356.20/x
  3. Step 3: Cross multiply
    11,385,148.20x = 17,036,250.30 × 7,127,356.20
  4. Step 4: Simplify right side
    11,385,148.20x = 121,423,424,200,456.88
  5. Step 5: Solve for x
    x = 121,423,424,200,456.88/11,385,148.20
  6. Step 6: Final answer
    x = 10,665,071.90

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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.