Home / 26,709,766.20-40,065,815.70-8,758,870.20

Finding the Fourth Proportional to 26,709,766.20, 40,065,815.70 and 8,758,870.20

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Solution

The fourth proportional to 26,709,766.20, 40,065,815.70 and 8,758,870.20 is: 13,138,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,709,766.20 : 40,065,815.70 = 8,758,870.20 : x
  2. Step 2: Convert to fraction form
    26,709,766.20/40,065,815.70 = 8,758,870.20/x
  3. Step 3: Cross multiply
    26,709,766.20x = 40,065,815.70 × 8,758,870.20
  4. Step 4: Simplify right side
    26,709,766.20x = 350,931,279,173,422.12
  5. Step 5: Solve for x
    x = 350,931,279,173,422.12/26,709,766.20
  6. Step 6: Final answer
    x = 13,138,687.79

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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.