Home / 20,224,056.30-30,336,084.45-8,852,433.90

Finding the Fourth Proportional to 20,224,056.30, 30,336,084.45 and 8,852,433.90

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Solution

The fourth proportional to 20,224,056.30, 30,336,084.45 and 8,852,433.90 is: 13,278,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224,056.30 : 30,336,084.45 = 8,852,433.90 : x
  2. Step 2: Convert to fraction form
    20,224,056.30/30,336,084.45 = 8,852,433.90/x
  3. Step 3: Cross multiply
    20,224,056.30x = 30,336,084.45 × 8,852,433.90
  4. Step 4: Simplify right side
    20,224,056.30x = 268,548,182,378,442.88
  5. Step 5: Solve for x
    x = 268,548,182,378,442.88/20,224,056.30
  6. Step 6: Final answer
    x = 13,278,650.85

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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.