Home / 4,930,938-7,398,068.10-3,107,185.32

Finding the Fourth Proportional to 4,930,938, 7,398,068.10 and 3,107,185.32

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Solution

The fourth proportional to 4,930,938, 7,398,068.10 and 3,107,185.32 is: 4,661,824.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,930,938 : 7,398,068.10 = 3,107,185.32 : x
  2. Step 2: Convert to fraction form
    4,930,938/7,398,068.10 = 3,107,185.32/x
  3. Step 3: Cross multiply
    4,930,938x = 7,398,068.10 × 3,107,185.32
  4. Step 4: Simplify right side
    4,930,938x = 22,987,168,596,680.29
  5. Step 5: Solve for x
    x = 22,987,168,596,680.29/4,930,938
  6. Step 6: Final answer
    x = 4,661,824.71

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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.