Home / 29,214,851.55-40,309,251.80-18,889,149.75

Finding the Fourth Proportional to 29,214,851.55, 40,309,251.80 and 18,889,149.75

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Solution

The fourth proportional to 29,214,851.55, 40,309,251.80 and 18,889,149.75 is: 26,062,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,214,851.55 : 40,309,251.80 = 18,889,149.75 : x
  2. Step 2: Convert to fraction form
    29,214,851.55/40,309,251.80 = 18,889,149.75/x
  3. Step 3: Cross multiply
    29,214,851.55x = 40,309,251.80 × 18,889,149.75
  4. Step 4: Simplify right side
    29,214,851.55x = 761,407,493,466,211.38
  5. Step 5: Solve for x
    x = 761,407,493,466,211.38/29,214,851.55
  6. Step 6: Final answer
    x = 26,062,343.40

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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.