Home / 7,123,451.97-10,685,028.10-1,732,130.04

Finding the Fourth Proportional to 7,123,451.97, 10,685,028.10 and 1,732,130.04

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Solution

The fourth proportional to 7,123,451.97, 10,685,028.10 and 1,732,130.04 is: 2,598,158.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,123,451.97 : 10,685,028.10 = 1,732,130.04 : x
  2. Step 2: Convert to fraction form
    7,123,451.97/10,685,028.10 = 1,732,130.04/x
  3. Step 3: Cross multiply
    7,123,451.97x = 10,685,028.10 × 1,732,130.04
  4. Step 4: Simplify right side
    7,123,451.97x = 18,507,858,150,254.12
  5. Step 5: Solve for x
    x = 18,507,858,150,254.12/7,123,451.97
  6. Step 6: Final answer
    x = 2,598,158.62

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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.