Home / 7,715,203.11-11,550,101.85-5,150,055.42

Finding the Fourth Proportional to 7,715,203.11, 11,550,101.85 and 5,150,055.42

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Solution

The fourth proportional to 7,715,203.11, 11,550,101.85 and 5,150,055.42 is: 7,709,928.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715,203.11 : 11,550,101.85 = 5,150,055.42 : x
  2. Step 2: Convert to fraction form
    7,715,203.11/11,550,101.85 = 5,150,055.42/x
  3. Step 3: Cross multiply
    7,715,203.11x = 11,550,101.85 × 5,150,055.42
  4. Step 4: Simplify right side
    7,715,203.11x = 59,483,664,634,144.52
  5. Step 5: Solve for x
    x = 59,483,664,634,144.52/7,715,203.11
  6. Step 6: Final answer
    x = 7,709,928.54

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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.