Home / 6,520,974.60-9,781,461.90-5,465,965.80

Finding the Fourth Proportional to 6,520,974.60, 9,781,461.90 and 5,465,965.80

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Solution

The fourth proportional to 6,520,974.60, 9,781,461.90 and 5,465,965.80 is: 8,198,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,974.60 : 9,781,461.90 = 5,465,965.80 : x
  2. Step 2: Convert to fraction form
    6,520,974.60/9,781,461.90 = 5,465,965.80/x
  3. Step 3: Cross multiply
    6,520,974.60x = 9,781,461.90 × 5,465,965.80
  4. Step 4: Simplify right side
    6,520,974.60x = 53,465,136,219,403.02
  5. Step 5: Solve for x
    x = 53,465,136,219,403.02/6,520,974.60
  6. Step 6: Final answer
    x = 8,198,948.70

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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.