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Finding the Third Proportional to 6,979,470 and 15,336,674.25

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Solution

The third proportional to 6,979,470 and 15,336,674.25 is: 33,700,779.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,470 : 15,336,674.25 = 15,336,674.25 : x
  2. Step 2: Convert to fraction form
    6,979,470/15,336,674.25 = 15,336,674.25/x
  3. Step 3: Cross multiply
    6,979,470x = 15,336,674.25 × 15,336,674.25
  4. Step 4: Simplify right side
    6,979,470x = 235,213,577,050,613.06
  5. Step 5: Solve for x
    x = 235,213,577,050,613.06/6,979,470
  6. Step 6: Final answer
    x = 33,700,779.15

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.