Home / 9,947,286.40-14,920,929.60-3,557,747.20

Finding the Fourth Proportional to 9,947,286.40, 14,920,929.60 and 3,557,747.20

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Solution

The fourth proportional to 9,947,286.40, 14,920,929.60 and 3,557,747.20 is: 5,336,620.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,947,286.40 : 14,920,929.60 = 3,557,747.20 : x
  2. Step 2: Convert to fraction form
    9,947,286.40/14,920,929.60 = 3,557,747.20/x
  3. Step 3: Cross multiply
    9,947,286.40x = 14,920,929.60 × 3,557,747.20
  4. Step 4: Simplify right side
    9,947,286.40x = 53,084,895,505,797.12
  5. Step 5: Solve for x
    x = 53,084,895,505,797.12/9,947,286.40
  6. Step 6: Final answer
    x = 5,336,620.80

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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.