Home / 8,615,587.28-11,889,512.31-4,695,344.33

Finding the Fourth Proportional to 8,615,587.28, 11,889,512.31 and 4,695,344.33

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Solution

The fourth proportional to 8,615,587.28, 11,889,512.31 and 4,695,344.33 is: 6,479,576.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,587.28 : 11,889,512.31 = 4,695,344.33 : x
  2. Step 2: Convert to fraction form
    8,615,587.28/11,889,512.31 = 4,695,344.33/x
  3. Step 3: Cross multiply
    8,615,587.28x = 11,889,512.31 × 4,695,344.33
  4. Step 4: Simplify right side
    8,615,587.28x = 55,825,354,151,776.15
  5. Step 5: Solve for x
    x = 55,825,354,151,776.15/8,615,587.28
  6. Step 6: Final answer
    x = 6,479,576.19

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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.