Home / 43,189,657.70-64,734,720.15-17,613,875.30

Finding the Fourth Proportional to 43,189,657.70, 64,734,720.15 and 17,613,875.30

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Solution

The fourth proportional to 43,189,657.70, 64,734,720.15 and 17,613,875.30 is: 26,400,516.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,189,657.70 : 64,734,720.15 = 17,613,875.30 : x
  2. Step 2: Convert to fraction form
    43,189,657.70/64,734,720.15 = 17,613,875.30/x
  3. Step 3: Cross multiply
    43,189,657.70x = 64,734,720.15 × 17,613,875.30
  4. Step 4: Simplify right side
    43,189,657.70x = 1,140,229,288,302,497.25
  5. Step 5: Solve for x
    x = 1,140,229,288,302,497.25/43,189,657.70
  6. Step 6: Final answer
    x = 26,400,516.91

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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.