Home / 12,794,521.20-19,233,772.20-9,034,047.60

Finding the Fourth Proportional to 12,794,521.20, 19,233,772.20 and 9,034,047.60

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Solution

The fourth proportional to 12,794,521.20, 19,233,772.20 and 9,034,047.60 is: 13,580,720.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,794,521.20 : 19,233,772.20 = 9,034,047.60 : x
  2. Step 2: Convert to fraction form
    12,794,521.20/19,233,772.20 = 9,034,047.60/x
  3. Step 3: Cross multiply
    12,794,521.20x = 19,233,772.20 × 9,034,047.60
  4. Step 4: Simplify right side
    12,794,521.20x = 173,758,813,582,356.72
  5. Step 5: Solve for x
    x = 173,758,813,582,356.72/12,794,521.20
  6. Step 6: Final answer
    x = 13,580,720.28

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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.