Home / 12,087,226.20-18,134,046.90-5,260,870.20

Finding the Fourth Proportional to 12,087,226.20, 18,134,046.90 and 5,260,870.20

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Solution

The fourth proportional to 12,087,226.20, 18,134,046.90 and 5,260,870.20 is: 7,892,701.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,226.20 : 18,134,046.90 = 5,260,870.20 : x
  2. Step 2: Convert to fraction form
    12,087,226.20/18,134,046.90 = 5,260,870.20/x
  3. Step 3: Cross multiply
    12,087,226.20x = 18,134,046.90 × 5,260,870.20
  4. Step 4: Simplify right side
    12,087,226.20x = 95,400,866,941,612.38
  5. Step 5: Solve for x
    x = 95,400,866,941,612.38/12,087,226.20
  6. Step 6: Final answer
    x = 7,892,701.38

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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.