Home / 7,772,425.32-11,647,123.51-3,155,797.58

Finding the Fourth Proportional to 7,772,425.32, 11,647,123.51 and 3,155,797.58

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Solution

The fourth proportional to 7,772,425.32, 11,647,123.51 and 3,155,797.58 is: 4,729,021.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,772,425.32 : 11,647,123.51 = 3,155,797.58 : x
  2. Step 2: Convert to fraction form
    7,772,425.32/11,647,123.51 = 3,155,797.58/x
  3. Step 3: Cross multiply
    7,772,425.32x = 11,647,123.51 × 3,155,797.58
  4. Step 4: Simplify right side
    7,772,425.32x = 36,755,964,186,819.11
  5. Step 5: Solve for x
    x = 36,755,964,186,819.11/7,772,425.32
  6. Step 6: Final answer
    x = 4,729,021.21

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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.