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Finding the Third Proportional to 10,257,572 and 16,242,620

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Solution

The third proportional to 10,257,572 and 16,242,620 is: 25,719,800.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,257,572 : 16,242,620 = 16,242,620 : x
  2. Step 2: Convert to fraction form
    10,257,572/16,242,620 = 16,242,620/x
  3. Step 3: Cross multiply
    10,257,572x = 16,242,620 × 16,242,620
  4. Step 4: Simplify right side
    10,257,572x = 263,822,704,464,400
  5. Step 5: Solve for x
    x = 263,822,704,464,400/10,257,572
  6. Step 6: Final answer
    x = 25,719,800.40

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.