Home / 7,881,727.95-11,827,261.31-3,332,528.19

Finding the Fourth Proportional to 7,881,727.95, 11,827,261.31 and 3,332,528.19

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Solution

The fourth proportional to 7,881,727.95, 11,827,261.31 and 3,332,528.19 is: 5,000,766.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,727.95 : 11,827,261.31 = 3,332,528.19 : x
  2. Step 2: Convert to fraction form
    7,881,727.95/11,827,261.31 = 3,332,528.19/x
  3. Step 3: Cross multiply
    7,881,727.95x = 11,827,261.31 × 3,332,528.19
  4. Step 4: Simplify right side
    7,881,727.95x = 39,414,681,709,408.69
  5. Step 5: Solve for x
    x = 39,414,681,709,408.69/7,881,727.95
  6. Step 6: Final answer
    x = 5,000,766.58

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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.