Home / 7,034,908.86-9,708,169.95-3,815,644.86

Finding the Fourth Proportional to 7,034,908.86, 9,708,169.95 and 3,815,644.86

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Solution

The fourth proportional to 7,034,908.86, 9,708,169.95 and 3,815,644.86 is: 5,265,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034,908.86 : 9,708,169.95 = 3,815,644.86 : x
  2. Step 2: Convert to fraction form
    7,034,908.86/9,708,169.95 = 3,815,644.86/x
  3. Step 3: Cross multiply
    7,034,908.86x = 9,708,169.95 × 3,815,644.86
  4. Step 4: Simplify right side
    7,034,908.86x = 37,042,928,769,723.95
  5. Step 5: Solve for x
    x = 37,042,928,769,723.95/7,034,908.86
  6. Step 6: Final answer
    x = 5,265,587.59

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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.