Home / 28,790,209.53-43,185,314.29-9,620,966.58

Finding the Fourth Proportional to 28,790,209.53, 43,185,314.29 and 9,620,966.58

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Solution

The fourth proportional to 28,790,209.53, 43,185,314.29 and 9,620,966.58 is: 14,431,449.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,790,209.53 : 43,185,314.29 = 9,620,966.58 : x
  2. Step 2: Convert to fraction form
    28,790,209.53/43,185,314.29 = 9,620,966.58/x
  3. Step 3: Cross multiply
    28,790,209.53x = 43,185,314.29 × 9,620,966.58
  4. Step 4: Simplify right side
    28,790,209.53x = 415,484,465,740,891.44
  5. Step 5: Solve for x
    x = 415,484,465,740,891.44/28,790,209.53
  6. Step 6: Final answer
    x = 14,431,449.88

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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.