Home / 7,062,785.17-9,745,888.57-3,965,648.94

Finding the Fourth Proportional to 7,062,785.17, 9,745,888.57 and 3,965,648.94

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Solution

The fourth proportional to 7,062,785.17, 9,745,888.57 and 3,965,648.94 is: 5,472,171.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062,785.17 : 9,745,888.57 = 3,965,648.94 : x
  2. Step 2: Convert to fraction form
    7,062,785.17/9,745,888.57 = 3,965,648.94/x
  3. Step 3: Cross multiply
    7,062,785.17x = 9,745,888.57 × 3,965,648.94
  4. Step 4: Simplify right side
    7,062,785.17x = 38,648,772,708,656.37
  5. Step 5: Solve for x
    x = 38,648,772,708,656.37/7,062,785.17
  6. Step 6: Final answer
    x = 5,472,171.64

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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.