Home / 5,175,327.39-7,142,000.21-2,852,305.03

Finding the Fourth Proportional to 5,175,327.39, 7,142,000.21 and 2,852,305.03

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Solution

The fourth proportional to 5,175,327.39, 7,142,000.21 and 2,852,305.03 is: 3,936,207.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175,327.39 : 7,142,000.21 = 2,852,305.03 : x
  2. Step 2: Convert to fraction form
    5,175,327.39/7,142,000.21 = 2,852,305.03/x
  3. Step 3: Cross multiply
    5,175,327.39x = 7,142,000.21 × 2,852,305.03
  4. Step 4: Simplify right side
    5,175,327.39x = 20,371,163,123,244.05
  5. Step 5: Solve for x
    x = 20,371,163,123,244.05/5,175,327.39
  6. Step 6: Final answer
    x = 3,936,207.62

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1.5x scale

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.