Home / 61,101,659.04-91,639,579.92-17,959,128

Finding the Fourth Proportional to 61,101,659.04, 91,639,579.92 and 17,959,128

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Solution

The fourth proportional to 61,101,659.04, 91,639,579.92 and 17,959,128 is: 26,934,897.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,101,659.04 : 91,639,579.92 = 17,959,128 : x
  2. Step 2: Convert to fraction form
    61,101,659.04/91,639,579.92 = 17,959,128/x
  3. Step 3: Cross multiply
    61,101,659.04x = 91,639,579.92 × 17,959,128
  4. Step 4: Simplify right side
    61,101,659.04x = 1,645,766,945,649,509.75
  5. Step 5: Solve for x
    x = 1,645,766,945,649,509.75/61,101,659.04
  6. Step 6: Final answer
    x = 26,934,897.87

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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.