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Finding the Third Proportional to 7,953,154 and 12,613,715

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Solution

The third proportional to 7,953,154 and 12,613,715 is: 20,005,372.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,953,154 : 12,613,715 = 12,613,715 : x
  2. Step 2: Convert to fraction form
    7,953,154/12,613,715 = 12,613,715/x
  3. Step 3: Cross multiply
    7,953,154x = 12,613,715 × 12,613,715
  4. Step 4: Simplify right side
    7,953,154x = 159,105,806,101,225
  5. Step 5: Solve for x
    x = 159,105,806,101,225/7,953,154
  6. Step 6: Final answer
    x = 20,005,372.22

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.