Home / 7,763,811.12-10,711,079.91-4,667,087.79

Finding the Fourth Proportional to 7,763,811.12, 10,711,079.91 and 4,667,087.79

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Solution

The fourth proportional to 7,763,811.12, 10,711,079.91 and 4,667,087.79 is: 6,438,790.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,763,811.12 : 10,711,079.91 = 4,667,087.79 : x
  2. Step 2: Convert to fraction form
    7,763,811.12/10,711,079.91 = 4,667,087.79/x
  3. Step 3: Cross multiply
    7,763,811.12x = 10,711,079.91 × 4,667,087.79
  4. Step 4: Simplify right side
    7,763,811.12x = 49,989,550,265,675.30
  5. Step 5: Solve for x
    x = 49,989,550,265,675.30/7,763,811.12
  6. Step 6: Final answer
    x = 6,438,790.11

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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.