Home / 31,416,812.56-47,119,689.24-8,388,033.04

Finding the Fourth Proportional to 31,416,812.56, 47,119,689.24 and 8,388,033.04

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Solution

The fourth proportional to 31,416,812.56, 47,119,689.24 and 8,388,033.04 is: 12,580,573.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,416,812.56 : 47,119,689.24 = 8,388,033.04 : x
  2. Step 2: Convert to fraction form
    31,416,812.56/47,119,689.24 = 8,388,033.04/x
  3. Step 3: Cross multiply
    31,416,812.56x = 47,119,689.24 × 8,388,033.04
  4. Step 4: Simplify right side
    31,416,812.56x = 395,241,510,179,652.50
  5. Step 5: Solve for x
    x = 395,241,510,179,652.50/31,416,812.56
  6. Step 6: Final answer
    x = 12,580,573.20

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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.