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Finding the Third Proportional to 18,251,712 and 25,518,528

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Solution

The third proportional to 18,251,712 and 25,518,528 is: 35,678,585.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,251,712 : 25,518,528 = 25,518,528 : x
  2. Step 2: Convert to fraction form
    18,251,712/25,518,528 = 25,518,528/x
  3. Step 3: Cross multiply
    18,251,712x = 25,518,528 × 25,518,528
  4. Step 4: Simplify right side
    18,251,712x = 651,195,271,286,784
  5. Step 5: Solve for x
    x = 651,195,271,286,784/18,251,712
  6. Step 6: Final answer
    x = 35,678,585.73

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.