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Finding the Third Proportional to 14,652,980 and 21,540,432

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Solution

The third proportional to 14,652,980 and 21,540,432 is: 31,665,245.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652,980 : 21,540,432 = 21,540,432 : x
  2. Step 2: Convert to fraction form
    14,652,980/21,540,432 = 21,540,432/x
  3. Step 3: Cross multiply
    14,652,980x = 21,540,432 × 21,540,432
  4. Step 4: Simplify right side
    14,652,980x = 463,990,210,746,624
  5. Step 5: Solve for x
    x = 463,990,210,746,624/14,652,980
  6. Step 6: Final answer
    x = 31,665,245.62

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.