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Finding the Third Proportional to 5,390,255 and 8,077,080

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Solution

The third proportional to 5,390,255 and 8,077,080 is: 12,103,179.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,255 : 8,077,080 = 8,077,080 : x
  2. Step 2: Convert to fraction form
    5,390,255/8,077,080 = 8,077,080/x
  3. Step 3: Cross multiply
    5,390,255x = 8,077,080 × 8,077,080
  4. Step 4: Simplify right side
    5,390,255x = 65,239,221,326,400
  5. Step 5: Solve for x
    x = 65,239,221,326,400/5,390,255
  6. Step 6: Final answer
    x = 12,103,179.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.