Home / 8,806,615.35-12,153,538.35-5,500,866.78

Finding the Fourth Proportional to 8,806,615.35, 12,153,538.35 and 5,500,866.78

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Solution

The fourth proportional to 8,806,615.35, 12,153,538.35 and 5,500,866.78 is: 7,591,451.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,806,615.35 : 12,153,538.35 = 5,500,866.78 : x
  2. Step 2: Convert to fraction form
    8,806,615.35/12,153,538.35 = 5,500,866.78/x
  3. Step 3: Cross multiply
    8,806,615.35x = 12,153,538.35 × 5,500,866.78
  4. Step 4: Simplify right side
    8,806,615.35x = 66,854,995,368,971.02
  5. Step 5: Solve for x
    x = 66,854,995,368,971.02/8,806,615.35
  6. Step 6: Final answer
    x = 7,591,451.73

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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.