Home / 20,097,445.91-30,146,350.64-5,720,507.03

Finding the Fourth Proportional to 20,097,445.91, 30,146,350.64 and 5,720,507.03

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Solution

The fourth proportional to 20,097,445.91, 30,146,350.64 and 5,720,507.03 is: 8,580,812.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,097,445.91 : 30,146,350.64 = 5,720,507.03 : x
  2. Step 2: Convert to fraction form
    20,097,445.91/30,146,350.64 = 5,720,507.03/x
  3. Step 3: Cross multiply
    20,097,445.91x = 30,146,350.64 × 5,720,507.03
  4. Step 4: Simplify right side
    20,097,445.91x = 172,452,410,585,630.72
  5. Step 5: Solve for x
    x = 172,452,410,585,630.72/20,097,445.91
  6. Step 6: Final answer
    x = 8,580,812.28

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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.