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Finding the Third Proportional to 10,216,748 and 15,820,842

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Solution

The third proportional to 10,216,748 and 15,820,842 is: 24,498,895.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216,748 : 15,820,842 = 15,820,842 : x
  2. Step 2: Convert to fraction form
    10,216,748/15,820,842 = 15,820,842/x
  3. Step 3: Cross multiply
    10,216,748x = 15,820,842 × 15,820,842
  4. Step 4: Simplify right side
    10,216,748x = 250,299,041,588,964
  5. Step 5: Solve for x
    x = 250,299,041,588,964/10,216,748
  6. Step 6: Final answer
    x = 24,498,895.50

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.