Home / 10,368,870.10-15,553,305.15-8,227,359.70

Finding the Fourth Proportional to 10,368,870.10, 15,553,305.15 and 8,227,359.70

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Solution

The fourth proportional to 10,368,870.10, 15,553,305.15 and 8,227,359.70 is: 12,341,039.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,870.10 : 15,553,305.15 = 8,227,359.70 : x
  2. Step 2: Convert to fraction form
    10,368,870.10/15,553,305.15 = 8,227,359.70/x
  3. Step 3: Cross multiply
    10,368,870.10x = 15,553,305.15 × 8,227,359.70
  4. Step 4: Simplify right side
    10,368,870.10x = 127,962,635,992,912.47
  5. Step 5: Solve for x
    x = 127,962,635,992,912.47/10,368,870.10
  6. Step 6: Final answer
    x = 12,341,039.55

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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.