Home / 7,061,350.83-9,744,987.78-3,921,628.86

Finding the Fourth Proportional to 7,061,350.83, 9,744,987.78 and 3,921,628.86

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Solution

The fourth proportional to 7,061,350.83, 9,744,987.78 and 3,921,628.86 is: 5,412,027.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,061,350.83 : 9,744,987.78 = 3,921,628.86 : x
  2. Step 2: Convert to fraction form
    7,061,350.83/9,744,987.78 = 3,921,628.86/x
  3. Step 3: Cross multiply
    7,061,350.83x = 9,744,987.78 × 3,921,628.86
  4. Step 4: Simplify right side
    7,061,350.83x = 38,216,225,318,395.33
  5. Step 5: Solve for x
    x = 38,216,225,318,395.33/7,061,350.83
  6. Step 6: Final answer
    x = 5,412,027.56

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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.