Home / 45,647,475.22-68,471,208.67-20,088,484.62

Finding the Fourth Proportional to 45,647,475.22, 68,471,208.67 and 20,088,484.62

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Solution

The fourth proportional to 45,647,475.22, 68,471,208.67 and 20,088,484.62 is: 30,132,725.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,647,475.22 : 68,471,208.67 = 20,088,484.62 : x
  2. Step 2: Convert to fraction form
    45,647,475.22/68,471,208.67 = 20,088,484.62/x
  3. Step 3: Cross multiply
    45,647,475.22x = 68,471,208.67 × 20,088,484.62
  4. Step 4: Simplify right side
    45,647,475.22x = 1,375,482,822,280,105.75
  5. Step 5: Solve for x
    x = 1,375,482,822,280,105.75/45,647,475.22
  6. Step 6: Final answer
    x = 30,132,725.10

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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.