Home / 10,491,409.80-15,737,114.70-6,229,384.20

Finding the Fourth Proportional to 10,491,409.80, 15,737,114.70 and 6,229,384.20

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Solution

The fourth proportional to 10,491,409.80, 15,737,114.70 and 6,229,384.20 is: 9,344,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,491,409.80 : 15,737,114.70 = 6,229,384.20 : x
  2. Step 2: Convert to fraction form
    10,491,409.80/15,737,114.70 = 6,229,384.20/x
  3. Step 3: Cross multiply
    10,491,409.80x = 15,737,114.70 × 6,229,384.20
  4. Step 4: Simplify right side
    10,491,409.80x = 98,032,533,665,767.73
  5. Step 5: Solve for x
    x = 98,032,533,665,767.73/10,491,409.80
  6. Step 6: Final answer
    x = 9,344,076.30

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1.5x scale

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.