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Finding the Third Proportional to 7,173,710 and 15,480,676

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Solution

The third proportional to 7,173,710 and 15,480,676 is: 33,406,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,173,710 : 15,480,676 = 15,480,676 : x
  2. Step 2: Convert to fraction form
    7,173,710/15,480,676 = 15,480,676/x
  3. Step 3: Cross multiply
    7,173,710x = 15,480,676 × 15,480,676
  4. Step 4: Simplify right side
    7,173,710x = 239,651,329,416,976
  5. Step 5: Solve for x
    x = 239,651,329,416,976/7,173,710
  6. Step 6: Final answer
    x = 33,406,888.40

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.