Home / 45,493,742.10-68,240,613.15-28,275,053.70

Finding the Fourth Proportional to 45,493,742.10, 68,240,613.15 and 28,275,053.70

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Solution

The fourth proportional to 45,493,742.10, 68,240,613.15 and 28,275,053.70 is: 42,412,580.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493,742.10 : 68,240,613.15 = 28,275,053.70 : x
  2. Step 2: Convert to fraction form
    45,493,742.10/68,240,613.15 = 28,275,053.70/x
  3. Step 3: Cross multiply
    45,493,742.10x = 68,240,613.15 × 28,275,053.70
  4. Step 4: Simplify right side
    45,493,742.10x = 1,929,507,001,337,176.25
  5. Step 5: Solve for x
    x = 1,929,507,001,337,176.25/45,493,742.10
  6. Step 6: Final answer
    x = 42,412,580.55

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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.