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Finding the Third Proportional to 7,129,238 and 15,394,835

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Solution

The third proportional to 7,129,238 and 15,394,835 is: 33,243,517.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129,238 : 15,394,835 = 15,394,835 : x
  2. Step 2: Convert to fraction form
    7,129,238/15,394,835 = 15,394,835/x
  3. Step 3: Cross multiply
    7,129,238x = 15,394,835 × 15,394,835
  4. Step 4: Simplify right side
    7,129,238x = 237,000,944,677,225
  5. Step 5: Solve for x
    x = 237,000,944,677,225/7,129,238
  6. Step 6: Final answer
    x = 33,243,517.00

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.