Home / 10,155,853.89-15,236,044.38-4,761,629.37

Finding the Fourth Proportional to 10,155,853.89, 15,236,044.38 and 4,761,629.37

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Solution

The fourth proportional to 10,155,853.89, 15,236,044.38 and 4,761,629.37 is: 7,143,505.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,155,853.89 : 15,236,044.38 = 4,761,629.37 : x
  2. Step 2: Convert to fraction form
    10,155,853.89/15,236,044.38 = 4,761,629.37/x
  3. Step 3: Cross multiply
    10,155,853.89x = 15,236,044.38 × 4,761,629.37
  4. Step 4: Simplify right side
    10,155,853.89x = 72,548,396,402,431.45
  5. Step 5: Solve for x
    x = 72,548,396,402,431.45/10,155,853.89
  6. Step 6: Final answer
    x = 7,143,505.33

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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.