Home / 15,691,178.20-23,536,767.30-5,590,154.20

Finding the Fourth Proportional to 15,691,178.20, 23,536,767.30 and 5,590,154.20

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Solution

The fourth proportional to 15,691,178.20, 23,536,767.30 and 5,590,154.20 is: 8,385,231.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,691,178.20 : 23,536,767.30 = 5,590,154.20 : x
  2. Step 2: Convert to fraction form
    15,691,178.20/23,536,767.30 = 5,590,154.20/x
  3. Step 3: Cross multiply
    15,691,178.20x = 23,536,767.30 × 5,590,154.20
  4. Step 4: Simplify right side
    15,691,178.20x = 131,574,158,576,517.67
  5. Step 5: Solve for x
    x = 131,574,158,576,517.67/15,691,178.20
  6. Step 6: Final answer
    x = 8,385,231.30

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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.