Home / 28,344,908.46-39,117,212.39-15,955,801.32

Finding the Fourth Proportional to 28,344,908.46, 39,117,212.39 and 15,955,801.32

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Solution

The fourth proportional to 28,344,908.46, 39,117,212.39 and 15,955,801.32 is: 22,019,703.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,344,908.46 : 39,117,212.39 = 15,955,801.32 : x
  2. Step 2: Convert to fraction form
    28,344,908.46/39,117,212.39 = 15,955,801.32/x
  3. Step 3: Cross multiply
    28,344,908.46x = 39,117,212.39 × 15,955,801.32
  4. Step 4: Simplify right side
    28,344,908.46x = 624,146,469,087,082.38
  5. Step 5: Solve for x
    x = 624,146,469,087,082.38/28,344,908.46
  6. Step 6: Final answer
    x = 22,019,703.11

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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.