Home / 7,117,694.80-10,676,542.20-6,697,790.80

Finding the Fourth Proportional to 7,117,694.80, 10,676,542.20 and 6,697,790.80

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Solution

The fourth proportional to 7,117,694.80, 10,676,542.20 and 6,697,790.80 is: 10,046,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,694.80 : 10,676,542.20 = 6,697,790.80 : x
  2. Step 2: Convert to fraction form
    7,117,694.80/10,676,542.20 = 6,697,790.80/x
  3. Step 3: Cross multiply
    7,117,694.80x = 10,676,542.20 × 6,697,790.80
  4. Step 4: Simplify right side
    7,117,694.80x = 71,509,246,122,971.75
  5. Step 5: Solve for x
    x = 71,509,246,122,971.75/7,117,694.80
  6. Step 6: Final answer
    x = 10,046,686.20

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Double scale
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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.