Home / 5,445,999.10-8,168,998.65-1,659,475.90

Finding the Fourth Proportional to 5,445,999.10, 8,168,998.65 and 1,659,475.90

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Solution

The fourth proportional to 5,445,999.10, 8,168,998.65 and 1,659,475.90 is: 2,489,213.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445,999.10 : 8,168,998.65 = 1,659,475.90 : x
  2. Step 2: Convert to fraction form
    5,445,999.10/8,168,998.65 = 1,659,475.90/x
  3. Step 3: Cross multiply
    5,445,999.10x = 8,168,998.65 × 1,659,475.90
  4. Step 4: Simplify right side
    5,445,999.10x = 13,556,256,386,807.54
  5. Step 5: Solve for x
    x = 13,556,256,386,807.54/5,445,999.10
  6. Step 6: Final answer
    x = 2,489,213.85

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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.