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Finding the Third Proportional to 3,367,276.31 and 5,134,984.88

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Solution

The third proportional to 3,367,276.31 and 5,134,984.88 is: 7,830,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,367,276.31 : 5,134,984.88 = 5,134,984.88 : x
  2. Step 2: Convert to fraction form
    3,367,276.31/5,134,984.88 = 5,134,984.88/x
  3. Step 3: Cross multiply
    3,367,276.31x = 5,134,984.88 × 5,134,984.88
  4. Step 4: Simplify right side
    3,367,276.31x = 26,368,069,666,478.77
  5. Step 5: Solve for x
    x = 26,368,069,666,478.77/3,367,276.31
  6. Step 6: Final answer
    x = 7,830,681.90

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.