Home / 6,911,785.28-10,372,305.60-2,868,277.28

Finding the Fourth Proportional to 6,911,785.28, 10,372,305.60 and 2,868,277.28

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Solution

The fourth proportional to 6,911,785.28, 10,372,305.60 and 2,868,277.28 is: 4,304,336.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,785.28 : 10,372,305.60 = 2,868,277.28 : x
  2. Step 2: Convert to fraction form
    6,911,785.28/10,372,305.60 = 2,868,277.28/x
  3. Step 3: Cross multiply
    6,911,785.28x = 10,372,305.60 × 2,868,277.28
  4. Step 4: Simplify right side
    6,911,785.28x = 29,750,648,493,696.77
  5. Step 5: Solve for x
    x = 29,750,648,493,696.77/6,911,785.28
  6. Step 6: Final answer
    x = 4,304,336.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.