Home / 8,198,876.20-12,298,314.30-6,604,553.20

Finding the Fourth Proportional to 8,198,876.20, 12,298,314.30 and 6,604,553.20

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Solution

The fourth proportional to 8,198,876.20, 12,298,314.30 and 6,604,553.20 is: 9,906,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198,876.20 : 12,298,314.30 = 6,604,553.20 : x
  2. Step 2: Convert to fraction form
    8,198,876.20/12,298,314.30 = 6,604,553.20/x
  3. Step 3: Cross multiply
    8,198,876.20x = 12,298,314.30 × 6,604,553.20
  4. Step 4: Simplify right side
    8,198,876.20x = 81,224,871,064,670.77
  5. Step 5: Solve for x
    x = 81,224,871,064,670.77/8,198,876.20
  6. Step 6: Final answer
    x = 9,906,829.80

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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.