Home / 7,202,190.04-9,938,882.59-3,938,994.68

Finding the Fourth Proportional to 7,202,190.04, 9,938,882.59 and 3,938,994.68

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Solution

The fourth proportional to 7,202,190.04, 9,938,882.59 and 3,938,994.68 is: 5,435,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202,190.04 : 9,938,882.59 = 3,938,994.68 : x
  2. Step 2: Convert to fraction form
    7,202,190.04/9,938,882.59 = 3,938,994.68/x
  3. Step 3: Cross multiply
    7,202,190.04x = 9,938,882.59 × 3,938,994.68
  4. Step 4: Simplify right side
    7,202,190.04x = 39,149,205,587,612.72
  5. Step 5: Solve for x
    x = 39,149,205,587,612.72/7,202,190.04
  6. Step 6: Final answer
    x = 5,435,736.27

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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.