Home / 34,189,877.64-47,182,021.92-18,719,957.64

Finding the Fourth Proportional to 34,189,877.64, 47,182,021.92 and 18,719,957.64

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Solution

The fourth proportional to 34,189,877.64, 47,182,021.92 and 18,719,957.64 is: 25,833,536.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,189,877.64 : 47,182,021.92 = 18,719,957.64 : x
  2. Step 2: Convert to fraction form
    34,189,877.64/47,182,021.92 = 18,719,957.64/x
  3. Step 3: Cross multiply
    34,189,877.64x = 47,182,021.92 × 18,719,957.64
  4. Step 4: Simplify right side
    34,189,877.64x = 883,245,451,711,951.50
  5. Step 5: Solve for x
    x = 883,245,451,711,951.50/34,189,877.64
  6. Step 6: Final answer
    x = 25,833,536.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.