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Finding the Third Proportional to 7,287,026 and 10,890,403

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Solution

The third proportional to 7,287,026 and 10,890,403 is: 16,275,621.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287,026 : 10,890,403 = 10,890,403 : x
  2. Step 2: Convert to fraction form
    7,287,026/10,890,403 = 10,890,403/x
  3. Step 3: Cross multiply
    7,287,026x = 10,890,403 × 10,890,403
  4. Step 4: Simplify right side
    7,287,026x = 118,600,877,502,409
  5. Step 5: Solve for x
    x = 118,600,877,502,409/7,287,026
  6. Step 6: Final answer
    x = 16,275,621.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.