Home / 12,266,252.20-18,399,378.30-9,874,767.70

Finding the Fourth Proportional to 12,266,252.20, 18,399,378.30 and 9,874,767.70

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Solution

The fourth proportional to 12,266,252.20, 18,399,378.30 and 9,874,767.70 is: 14,812,151.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,266,252.20 : 18,399,378.30 = 9,874,767.70 : x
  2. Step 2: Convert to fraction form
    12,266,252.20/18,399,378.30 = 9,874,767.70/x
  3. Step 3: Cross multiply
    12,266,252.20x = 18,399,378.30 × 9,874,767.70
  4. Step 4: Simplify right side
    12,266,252.20x = 181,689,586,536,920.91
  5. Step 5: Solve for x
    x = 181,689,586,536,920.91/12,266,252.20
  6. Step 6: Final answer
    x = 14,812,151.55

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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.