Home / 8,067,417.80-12,101,126.70-8,020,178.60

Finding the Fourth Proportional to 8,067,417.80, 12,101,126.70 and 8,020,178.60

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Solution

The fourth proportional to 8,067,417.80, 12,101,126.70 and 8,020,178.60 is: 12,030,267.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,067,417.80 : 12,101,126.70 = 8,020,178.60 : x
  2. Step 2: Convert to fraction form
    8,067,417.80/12,101,126.70 = 8,020,178.60/x
  3. Step 3: Cross multiply
    8,067,417.80x = 12,101,126.70 × 8,020,178.60
  4. Step 4: Simplify right side
    8,067,417.80x = 97,053,197,395,228.61
  5. Step 5: Solve for x
    x = 97,053,197,395,228.61/8,067,417.80
  6. Step 6: Final answer
    x = 12,030,267.90

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Similar ratio
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1.5x scale

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.