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Finding the Third Proportional to 3,155,903.25 and 6,902,294.25

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Solution

The third proportional to 3,155,903.25 and 6,902,294.25 is: 15,096,047.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155,903.25 : 6,902,294.25 = 6,902,294.25 : x
  2. Step 2: Convert to fraction form
    3,155,903.25/6,902,294.25 = 6,902,294.25/x
  3. Step 3: Cross multiply
    3,155,903.25x = 6,902,294.25 × 6,902,294.25
  4. Step 4: Simplify right side
    3,155,903.25x = 47,641,665,913,583.06
  5. Step 5: Solve for x
    x = 47,641,665,913,583.06/3,155,903.25
  6. Step 6: Final answer
    x = 15,096,047.67

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.