Home / 7,763,400.45-10,713,353.56-4,231,228.86

Finding the Fourth Proportional to 7,763,400.45, 10,713,353.56 and 4,231,228.86

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Solution

The fourth proportional to 7,763,400.45, 10,713,353.56 and 4,231,228.86 is: 5,839,020.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763,400.45 : 10,713,353.56 = 4,231,228.86 : x
  2. Step 2: Convert to fraction form
    7,763,400.45/10,713,353.56 = 4,231,228.86/x
  3. Step 3: Cross multiply
    7,763,400.45x = 10,713,353.56 × 4,231,228.86
  4. Step 4: Simplify right side
    7,763,400.45x = 45,330,650,770,455.75
  5. Step 5: Solve for x
    x = 45,330,650,770,455.75/7,763,400.45
  6. Step 6: Final answer
    x = 5,839,020.04

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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.