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Finding the Third Proportional to 12,762,005 and 28,003,663

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Solution

The third proportional to 12,762,005 and 28,003,663 is: 61,448,427.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,762,005 : 28,003,663 = 28,003,663 : x
  2. Step 2: Convert to fraction form
    12,762,005/28,003,663 = 28,003,663/x
  3. Step 3: Cross multiply
    12,762,005x = 28,003,663 × 28,003,663
  4. Step 4: Simplify right side
    12,762,005x = 784,205,141,417,569
  5. Step 5: Solve for x
    x = 784,205,141,417,569/12,762,005
  6. Step 6: Final answer
    x = 61,448,427.69

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.