Home / 5,168,627.16-7,132,773.06-2,845,789.80

Finding the Fourth Proportional to 5,168,627.16, 7,132,773.06 and 2,845,789.80

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Solution

The fourth proportional to 5,168,627.16, 7,132,773.06 and 2,845,789.80 is: 3,927,227.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,168,627.16 : 7,132,773.06 = 2,845,789.80 : x
  2. Step 2: Convert to fraction form
    5,168,627.16/7,132,773.06 = 2,845,789.80/x
  3. Step 3: Cross multiply
    5,168,627.16x = 7,132,773.06 × 2,845,789.80
  4. Step 4: Simplify right side
    5,168,627.16x = 20,298,372,819,862.79
  5. Step 5: Solve for x
    x = 20,298,372,819,862.79/5,168,627.16
  6. Step 6: Final answer
    x = 3,927,227.13

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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.