Home / 6,185,710.80-9,278,566.20-5,388,549.30

Finding the Fourth Proportional to 6,185,710.80, 9,278,566.20 and 5,388,549.30

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Solution

The fourth proportional to 6,185,710.80, 9,278,566.20 and 5,388,549.30 is: 8,082,823.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,185,710.80 : 9,278,566.20 = 5,388,549.30 : x
  2. Step 2: Convert to fraction form
    6,185,710.80/9,278,566.20 = 5,388,549.30/x
  3. Step 3: Cross multiply
    6,185,710.80x = 9,278,566.20 × 5,388,549.30
  4. Step 4: Simplify right side
    6,185,710.80x = 49,998,011,402,013.66
  5. Step 5: Solve for x
    x = 49,998,011,402,013.66/6,185,710.80
  6. Step 6: Final answer
    x = 8,082,823.95

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Double scale
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Similar ratio
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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.