Home / 9,321,802.20-13,959,083.70-7,432,234.20

Finding the Fourth Proportional to 9,321,802.20, 13,959,083.70 and 7,432,234.20

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Solution

The fourth proportional to 9,321,802.20, 13,959,083.70 and 7,432,234.20 is: 11,129,519.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,321,802.20 : 13,959,083.70 = 7,432,234.20 : x
  2. Step 2: Convert to fraction form
    9,321,802.20/13,959,083.70 = 7,432,234.20/x
  3. Step 3: Cross multiply
    9,321,802.20x = 13,959,083.70 × 7,432,234.20
  4. Step 4: Simplify right side
    9,321,802.20x = 103,747,179,275,802.53
  5. Step 5: Solve for x
    x = 103,747,179,275,802.53/9,321,802.20
  6. Step 6: Final answer
    x = 11,129,519.49

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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.