Home / 5,107,340.34-7,048,177.20-2,815,583.04

Finding the Fourth Proportional to 5,107,340.34, 7,048,177.20 and 2,815,583.04

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Solution

The fourth proportional to 5,107,340.34, 7,048,177.20 and 2,815,583.04 is: 3,885,530.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,340.34 : 7,048,177.20 = 2,815,583.04 : x
  2. Step 2: Convert to fraction form
    5,107,340.34/7,048,177.20 = 2,815,583.04/x
  3. Step 3: Cross multiply
    5,107,340.34x = 7,048,177.20 × 2,815,583.04
  4. Step 4: Simplify right side
    5,107,340.34x = 19,844,728,187,234.69
  5. Step 5: Solve for x
    x = 19,844,728,187,234.69/5,107,340.34
  6. Step 6: Final answer
    x = 3,885,530.80

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1.5x scale

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.