Home / 12,904,706.38-17,808,494.56-7,024,362.98

Finding the Fourth Proportional to 12,904,706.38, 17,808,494.56 and 7,024,362.98

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Solution

The fourth proportional to 12,904,706.38, 17,808,494.56 and 7,024,362.98 is: 9,693,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,904,706.38 : 17,808,494.56 = 7,024,362.98 : x
  2. Step 2: Convert to fraction form
    12,904,706.38/17,808,494.56 = 7,024,362.98/x
  3. Step 3: Cross multiply
    12,904,706.38x = 17,808,494.56 × 7,024,362.98
  4. Step 4: Simplify right side
    12,904,706.38x = 125,093,329,910,364.80
  5. Step 5: Solve for x
    x = 125,093,329,910,364.80/12,904,706.38
  6. Step 6: Final answer
    x = 9,693,620.78

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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.