Home / 7,138,304.40-9,847,210.82-4,557,272.60

Finding the Fourth Proportional to 7,138,304.40, 9,847,210.82 and 4,557,272.60

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Solution

The fourth proportional to 7,138,304.40, 9,847,210.82 and 4,557,272.60 is: 6,286,706.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,138,304.40 : 9,847,210.82 = 4,557,272.60 : x
  2. Step 2: Convert to fraction form
    7,138,304.40/9,847,210.82 = 4,557,272.60/x
  3. Step 3: Cross multiply
    7,138,304.40x = 9,847,210.82 × 4,557,272.60
  4. Step 4: Simplify right side
    7,138,304.40x = 44,876,424,056,409.53
  5. Step 5: Solve for x
    x = 44,876,424,056,409.53/7,138,304.40
  6. Step 6: Final answer
    x = 6,286,706.41

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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.