Home / 7,248,318.75-10,872,543.74-2,199,629.25

Finding the Fourth Proportional to 7,248,318.75, 10,872,543.74 and 2,199,629.25

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Solution

The fourth proportional to 7,248,318.75, 10,872,543.74 and 2,199,629.25 is: 3,299,463.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,248,318.75 : 10,872,543.74 = 2,199,629.25 : x
  2. Step 2: Convert to fraction form
    7,248,318.75/10,872,543.74 = 2,199,629.25/x
  3. Step 3: Cross multiply
    7,248,318.75x = 10,872,543.74 × 2,199,629.25
  4. Step 4: Simplify right side
    7,248,318.75x = 23,915,565,221,410.25
  5. Step 5: Solve for x
    x = 23,915,565,221,410.25/7,248,318.75
  6. Step 6: Final answer
    x = 3,299,463.79

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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.