Home / 15,251,912.40-22,866,204.60-7,684,309.20

Finding the Fourth Proportional to 15,251,912.40, 22,866,204.60 and 7,684,309.20

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Solution

The fourth proportional to 15,251,912.40, 22,866,204.60 and 7,684,309.20 is: 11,520,587.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,251,912.40 : 22,866,204.60 = 7,684,309.20 : x
  2. Step 2: Convert to fraction form
    15,251,912.40/22,866,204.60 = 7,684,309.20/x
  3. Step 3: Cross multiply
    15,251,912.40x = 22,866,204.60 × 7,684,309.20
  4. Step 4: Simplify right side
    15,251,912.40x = 175,710,986,376,862.34
  5. Step 5: Solve for x
    x = 175,710,986,376,862.34/15,251,912.40
  6. Step 6: Final answer
    x = 11,520,587.17

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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.