Home / 8,118,158.58-11,197,897.92-5,327,462.88

Finding the Fourth Proportional to 8,118,158.58, 11,197,897.92 and 5,327,462.88

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Solution

The fourth proportional to 8,118,158.58, 11,197,897.92 and 5,327,462.88 is: 7,348,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118,158.58 : 11,197,897.92 = 5,327,462.88 : x
  2. Step 2: Convert to fraction form
    8,118,158.58/11,197,897.92 = 5,327,462.88/x
  3. Step 3: Cross multiply
    8,118,158.58x = 11,197,897.92 × 5,327,462.88
  4. Step 4: Simplify right side
    8,118,158.58x = 59,656,385,502,829.21
  5. Step 5: Solve for x
    x = 59,656,385,502,829.21/8,118,158.58
  6. Step 6: Final answer
    x = 7,348,511.97

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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.