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Finding the Third Proportional to 14,303,990 and 21,587,207

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Solution

The third proportional to 14,303,990 and 21,587,207 is: 32,578,847.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303,990 : 21,587,207 = 21,587,207 : x
  2. Step 2: Convert to fraction form
    14,303,990/21,587,207 = 21,587,207/x
  3. Step 3: Cross multiply
    14,303,990x = 21,587,207 × 21,587,207
  4. Step 4: Simplify right side
    14,303,990x = 466,007,506,060,849
  5. Step 5: Solve for x
    x = 466,007,506,060,849/14,303,990
  6. Step 6: Final answer
    x = 32,578,847.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.