Home / 28,756,721.97-43,135,464.30-9,587,485.17

Finding the Fourth Proportional to 28,756,721.97, 43,135,464.30 and 9,587,485.17

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Solution

The fourth proportional to 28,756,721.97, 43,135,464.30 and 9,587,485.17 is: 14,381,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,756,721.97 : 43,135,464.30 = 9,587,485.17 : x
  2. Step 2: Convert to fraction form
    28,756,721.97/43,135,464.30 = 9,587,485.17/x
  3. Step 3: Cross multiply
    28,756,721.97x = 43,135,464.30 × 9,587,485.17
  4. Step 4: Simplify right side
    28,756,721.97x = 413,560,624,277,314.38
  5. Step 5: Solve for x
    x = 413,560,624,277,314.38/28,756,721.97
  6. Step 6: Final answer
    x = 14,381,354.90

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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.