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Finding the Third Proportional to 7,193,712 and 15,407,688

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Solution

The third proportional to 7,193,712 and 15,407,688 is: 33,000,605.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193,712 : 15,407,688 = 15,407,688 : x
  2. Step 2: Convert to fraction form
    7,193,712/15,407,688 = 15,407,688/x
  3. Step 3: Cross multiply
    7,193,712x = 15,407,688 × 15,407,688
  4. Step 4: Simplify right side
    7,193,712x = 237,396,849,505,344
  5. Step 5: Solve for x
    x = 237,396,849,505,344/7,193,712
  6. Step 6: Final answer
    x = 33,000,605.18

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.