Home / 6,519,965.40-9,779,948.10-4,110,766.20

Finding the Fourth Proportional to 6,519,965.40, 9,779,948.10 and 4,110,766.20

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Solution

The fourth proportional to 6,519,965.40, 9,779,948.10 and 4,110,766.20 is: 6,166,149.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519,965.40 : 9,779,948.10 = 4,110,766.20 : x
  2. Step 2: Convert to fraction form
    6,519,965.40/9,779,948.10 = 4,110,766.20/x
  3. Step 3: Cross multiply
    6,519,965.40x = 9,779,948.10 × 4,110,766.20
  4. Step 4: Simplify right side
    6,519,965.40x = 40,203,080,087,234.22
  5. Step 5: Solve for x
    x = 40,203,080,087,234.22/6,519,965.40
  6. Step 6: Final answer
    x = 6,166,149.30

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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.