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Finding the Third Proportional to 7,235,142 and 15,065,688

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Solution

The third proportional to 7,235,142 and 15,065,688 is: 31,371,181.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,235,142 : 15,065,688 = 15,065,688 : x
  2. Step 2: Convert to fraction form
    7,235,142/15,065,688 = 15,065,688/x
  3. Step 3: Cross multiply
    7,235,142x = 15,065,688 × 15,065,688
  4. Step 4: Simplify right side
    7,235,142x = 226,974,954,913,344
  5. Step 5: Solve for x
    x = 226,974,954,913,344/7,235,142
  6. Step 6: Final answer
    x = 31,371,181.78

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.