Home / 6,644,420.10-9,966,630.15-3,613,238.10

Finding the Fourth Proportional to 6,644,420.10, 9,966,630.15 and 3,613,238.10

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Solution

The fourth proportional to 6,644,420.10, 9,966,630.15 and 3,613,238.10 is: 5,419,857.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,420.10 : 9,966,630.15 = 3,613,238.10 : x
  2. Step 2: Convert to fraction form
    6,644,420.10/9,966,630.15 = 3,613,238.10/x
  3. Step 3: Cross multiply
    6,644,420.10x = 9,966,630.15 × 3,613,238.10
  4. Step 4: Simplify right side
    6,644,420.10x = 36,011,807,786,588.72
  5. Step 5: Solve for x
    x = 36,011,807,786,588.72/6,644,420.10
  6. Step 6: Final answer
    x = 5,419,857.15

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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.