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Finding the Fourth Proportional to 7,296,992.70, 10,945,489.05 and 4,609,607.10

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Solution

The fourth proportional to 7,296,992.70, 10,945,489.05 and 4,609,607.10 is: 6,914,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296,992.70 : 10,945,489.05 = 4,609,607.10 : x
  2. Step 2: Convert to fraction form
    7,296,992.70/10,945,489.05 = 4,609,607.10/x
  3. Step 3: Cross multiply
    7,296,992.70x = 10,945,489.05 × 4,609,607.10
  4. Step 4: Simplify right side
    7,296,992.70x = 50,454,404,037,852.26
  5. Step 5: Solve for x
    x = 50,454,404,037,852.26/7,296,992.70
  6. Step 6: Final answer
    x = 6,914,410.65

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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.