Home / 10,109,732.80-15,164,599.20-5,622,008.80

Finding the Fourth Proportional to 10,109,732.80, 15,164,599.20 and 5,622,008.80

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Solution

The fourth proportional to 10,109,732.80, 15,164,599.20 and 5,622,008.80 is: 8,433,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,732.80 : 15,164,599.20 = 5,622,008.80 : x
  2. Step 2: Convert to fraction form
    10,109,732.80/15,164,599.20 = 5,622,008.80/x
  3. Step 3: Cross multiply
    10,109,732.80x = 15,164,599.20 × 5,622,008.80
  4. Step 4: Simplify right side
    10,109,732.80x = 85,255,510,150,872.95
  5. Step 5: Solve for x
    x = 85,255,510,150,872.95/10,109,732.80
  6. Step 6: Final answer
    x = 8,433,013.20

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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.