Home / 28,935,935.97-39,913,428.21-17,166,872.04

Finding the Fourth Proportional to 28,935,935.97, 39,913,428.21 and 17,166,872.04

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Solution

The fourth proportional to 28,935,935.97, 39,913,428.21 and 17,166,872.04 is: 23,679,507.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,935,935.97 : 39,913,428.21 = 17,166,872.04 : x
  2. Step 2: Convert to fraction form
    28,935,935.97/39,913,428.21 = 17,166,872.04/x
  3. Step 3: Cross multiply
    28,935,935.97x = 39,913,428.21 × 17,166,872.04
  4. Step 4: Simplify right side
    28,935,935.97x = 685,188,714,473,394.75
  5. Step 5: Solve for x
    x = 685,188,714,473,394.75/28,935,935.97
  6. Step 6: Final answer
    x = 23,679,507.56

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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.