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Finding the Fourth Proportional to 8,306,273.40, 12,459,410.10 and 8,306,273.40

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Solution

The fourth proportional to 8,306,273.40, 12,459,410.10 and 8,306,273.40 is: 12,459,410.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,273.40 : 12,459,410.10 = 8,306,273.40 : x
  2. Step 2: Convert to fraction form
    8,306,273.40/12,459,410.10 = 8,306,273.40/x
  3. Step 3: Cross multiply
    8,306,273.40x = 12,459,410.10 × 8,306,273.40
  4. Step 4: Simplify right side
    8,306,273.40x = 103,491,266,693,321.34
  5. Step 5: Solve for x
    x = 103,491,266,693,321.34/8,306,273.40
  6. Step 6: Final answer
    x = 12,459,410.10

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Double scale
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Similar ratio
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1.5x scale

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.