Home / 8,201,513.40-12,302,270.10-5,491,164.30

Finding the Fourth Proportional to 8,201,513.40, 12,302,270.10 and 5,491,164.30

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Solution

The fourth proportional to 8,201,513.40, 12,302,270.10 and 5,491,164.30 is: 8,236,746.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201,513.40 : 12,302,270.10 = 5,491,164.30 : x
  2. Step 2: Convert to fraction form
    8,201,513.40/12,302,270.10 = 5,491,164.30/x
  3. Step 3: Cross multiply
    8,201,513.40x = 12,302,270.10 × 5,491,164.30
  4. Step 4: Simplify right side
    8,201,513.40x = 67,553,786,382,077.42
  5. Step 5: Solve for x
    x = 67,553,786,382,077.42/8,201,513.40
  6. Step 6: Final answer
    x = 8,236,746.45

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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.