Home / 41,253,042.40-61,838,739.60-18,236,471.20

Finding the Fourth Proportional to 41,253,042.40, 61,838,739.60 and 18,236,471.20

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Solution

The fourth proportional to 41,253,042.40, 61,838,739.60 and 18,236,471.20 is: 27,336,659.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,253,042.40 : 61,838,739.60 = 18,236,471.20 : x
  2. Step 2: Convert to fraction form
    41,253,042.40/61,838,739.60 = 18,236,471.20/x
  3. Step 3: Cross multiply
    41,253,042.40x = 61,838,739.60 × 18,236,471.20
  4. Step 4: Simplify right side
    41,253,042.40x = 1,127,720,393,759,699.50
  5. Step 5: Solve for x
    x = 1,127,720,393,759,699.50/41,253,042.40
  6. Step 6: Final answer
    x = 27,336,659.99

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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.