Home / 6,764,160.78-9,335,129.40-3,708,965.52

Finding the Fourth Proportional to 6,764,160.78, 9,335,129.40 and 3,708,965.52

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Solution

The fourth proportional to 6,764,160.78, 9,335,129.40 and 3,708,965.52 is: 5,118,694.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764,160.78 : 9,335,129.40 = 3,708,965.52 : x
  2. Step 2: Convert to fraction form
    6,764,160.78/9,335,129.40 = 3,708,965.52/x
  3. Step 3: Cross multiply
    6,764,160.78x = 9,335,129.40 × 3,708,965.52
  4. Step 4: Simplify right side
    6,764,160.78x = 34,623,673,069,338.29
  5. Step 5: Solve for x
    x = 34,623,673,069,338.29/6,764,160.78
  6. Step 6: Final answer
    x = 5,118,694.57

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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.