Home / 8,838,037.80-12,198,166.26-5,531,865.12

Finding the Fourth Proportional to 8,838,037.80, 12,198,166.26 and 5,531,865.12

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Solution

The fourth proportional to 8,838,037.80, 12,198,166.26 and 5,531,865.12 is: 7,635,021.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838,037.80 : 12,198,166.26 = 5,531,865.12 : x
  2. Step 2: Convert to fraction form
    8,838,037.80/12,198,166.26 = 5,531,865.12/x
  3. Step 3: Cross multiply
    8,838,037.80x = 12,198,166.26 × 5,531,865.12
  4. Step 4: Simplify right side
    8,838,037.80x = 67,478,610,461,654.85
  5. Step 5: Solve for x
    x = 67,478,610,461,654.85/8,838,037.80
  6. Step 6: Final answer
    x = 7,635,021.71

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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.