Home / 4,428,002.10-6,642,003.15-4,344,021.30

Finding the Fourth Proportional to 4,428,002.10, 6,642,003.15 and 4,344,021.30

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Solution

The fourth proportional to 4,428,002.10, 6,642,003.15 and 4,344,021.30 is: 6,516,031.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,002.10 : 6,642,003.15 = 4,344,021.30 : x
  2. Step 2: Convert to fraction form
    4,428,002.10/6,642,003.15 = 4,344,021.30/x
  3. Step 3: Cross multiply
    4,428,002.10x = 6,642,003.15 × 4,344,021.30
  4. Step 4: Simplify right side
    4,428,002.10x = 28,853,003,158,267.09
  5. Step 5: Solve for x
    x = 28,853,003,158,267.09/4,428,002.10
  6. Step 6: Final answer
    x = 6,516,031.95

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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.