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Finding the Third Proportional to 12,500,824 and 18,784,528

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Solution

The third proportional to 12,500,824 and 18,784,528 is: 28,226,818.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500,824 : 18,784,528 = 18,784,528 : x
  2. Step 2: Convert to fraction form
    12,500,824/18,784,528 = 18,784,528/x
  3. Step 3: Cross multiply
    12,500,824x = 18,784,528 × 18,784,528
  4. Step 4: Simplify right side
    12,500,824x = 352,858,492,182,784
  5. Step 5: Solve for x
    x = 352,858,492,182,784/12,500,824
  6. Step 6: Final answer
    x = 28,226,818.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.