Home / 5,565,356.10-8,348,034.15-3,428,511.30

Finding the Fourth Proportional to 5,565,356.10, 8,348,034.15 and 3,428,511.30

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Solution

The fourth proportional to 5,565,356.10, 8,348,034.15 and 3,428,511.30 is: 5,142,766.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565,356.10 : 8,348,034.15 = 3,428,511.30 : x
  2. Step 2: Convert to fraction form
    5,565,356.10/8,348,034.15 = 3,428,511.30/x
  3. Step 3: Cross multiply
    5,565,356.10x = 8,348,034.15 × 3,428,511.30
  4. Step 4: Simplify right side
    5,565,356.10x = 28,621,329,416,060.89
  5. Step 5: Solve for x
    x = 28,621,329,416,060.89/5,565,356.10
  6. Step 6: Final answer
    x = 5,142,766.95

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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.