Home / 72,099,769.20-108,166,665.96-23,577,434.46

Finding the Fourth Proportional to 72,099,769.20, 108,166,665.96 and 23,577,434.46

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Solution

The fourth proportional to 72,099,769.20, 108,166,665.96 and 23,577,434.46 is: 35,371,714.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,099,769.20 : 108,166,665.96 = 23,577,434.46 : x
  2. Step 2: Convert to fraction form
    72,099,769.20/108,166,665.96 = 23,577,434.46/x
  3. Step 3: Cross multiply
    72,099,769.20x = 108,166,665.96 × 23,577,434.46
  4. Step 4: Simplify right side
    72,099,769.20x = 2,550,292,477,428,613
  5. Step 5: Solve for x
    x = 2,550,292,477,428,613/72,099,769.20
  6. Step 6: Final answer
    x = 35,371,714.86

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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.