Home / 6,815,655.81-9,405,453.65-3,759,869.25

Finding the Fourth Proportional to 6,815,655.81, 9,405,453.65 and 3,759,869.25

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Solution

The fourth proportional to 6,815,655.81, 9,405,453.65 and 3,759,869.25 is: 5,188,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815,655.81 : 9,405,453.65 = 3,759,869.25 : x
  2. Step 2: Convert to fraction form
    6,815,655.81/9,405,453.65 = 3,759,869.25/x
  3. Step 3: Cross multiply
    6,815,655.81x = 9,405,453.65 × 3,759,869.25
  4. Step 4: Simplify right side
    6,815,655.81x = 35,363,275,942,135.91
  5. Step 5: Solve for x
    x = 35,363,275,942,135.91/6,815,655.81
  6. Step 6: Final answer
    x = 5,188,536.06

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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.