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Finding the Fourth Proportional to 6,797,727.86, 9,380,984.12 and 3,700,340.34

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Solution

The fourth proportional to 6,797,727.86, 9,380,984.12 and 3,700,340.34 is: 5,106,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,797,727.86 : 9,380,984.12 = 3,700,340.34 : x
  2. Step 2: Convert to fraction form
    6,797,727.86/9,380,984.12 = 3,700,340.34/x
  3. Step 3: Cross multiply
    6,797,727.86x = 9,380,984.12 × 3,700,340.34
  4. Step 4: Simplify right side
    6,797,727.86x = 34,712,833,949,633.70
  5. Step 5: Solve for x
    x = 34,712,833,949,633.70/6,797,727.86
  6. Step 6: Final answer
    x = 5,106,534.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.