Home / 7,135,597.84-9,847,197.24-3,872,440.84

Finding the Fourth Proportional to 7,135,597.84, 9,847,197.24 and 3,872,440.84

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Solution

The fourth proportional to 7,135,597.84, 9,847,197.24 and 3,872,440.84 is: 5,344,007.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135,597.84 : 9,847,197.24 = 3,872,440.84 : x
  2. Step 2: Convert to fraction form
    7,135,597.84/9,847,197.24 = 3,872,440.84/x
  3. Step 3: Cross multiply
    7,135,597.84x = 9,847,197.24 × 3,872,440.84
  4. Step 4: Simplify right side
    7,135,597.84x = 38,132,688,751,711.28
  5. Step 5: Solve for x
    x = 38,132,688,751,711.28/7,135,597.84
  6. Step 6: Final answer
    x = 5,344,007.55

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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.