Home / 28,839,867.20-39,796,494.82-17,077,025.34

Finding the Fourth Proportional to 28,839,867.20, 39,796,494.82 and 17,077,025.34

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Solution

The fourth proportional to 28,839,867.20, 39,796,494.82 and 17,077,025.34 is: 23,564,801.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,839,867.20 : 39,796,494.82 = 17,077,025.34 : x
  2. Step 2: Convert to fraction form
    28,839,867.20/39,796,494.82 = 17,077,025.34/x
  3. Step 3: Cross multiply
    28,839,867.20x = 39,796,494.82 × 17,077,025.34
  4. Step 4: Simplify right side
    28,839,867.20x = 679,605,750,484,318.75
  5. Step 5: Solve for x
    x = 679,605,750,484,318.75/28,839,867.20
  6. Step 6: Final answer
    x = 23,564,801.66

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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.