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Finding the Third Proportional to 13,180,720 and 28,703,712

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Solution

The third proportional to 13,180,720 and 28,703,712 is: 62,508,200.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180,720 : 28,703,712 = 28,703,712 : x
  2. Step 2: Convert to fraction form
    13,180,720/28,703,712 = 28,703,712/x
  3. Step 3: Cross multiply
    13,180,720x = 28,703,712 × 28,703,712
  4. Step 4: Simplify right side
    13,180,720x = 823,903,082,578,944
  5. Step 5: Solve for x
    x = 823,903,082,578,944/13,180,720
  6. Step 6: Final answer
    x = 62,508,200.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.