Home / 7,861,352.79-11,788,016.07-3,597,865.56

Finding the Fourth Proportional to 7,861,352.79, 11,788,016.07 and 3,597,865.56

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Solution

The fourth proportional to 7,861,352.79, 11,788,016.07 and 3,597,865.56 is: 5,394,961.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,861,352.79 : 11,788,016.07 = 3,597,865.56 : x
  2. Step 2: Convert to fraction form
    7,861,352.79/11,788,016.07 = 3,597,865.56/x
  3. Step 3: Cross multiply
    7,861,352.79x = 11,788,016.07 × 3,597,865.56
  4. Step 4: Simplify right side
    7,861,352.79x = 42,411,697,038,979.55
  5. Step 5: Solve for x
    x = 42,411,697,038,979.55/7,861,352.79
  6. Step 6: Final answer
    x = 5,394,961.68

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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.