Home / 7,131,879.11-10,702,926.39-3,036,071.79

Finding the Fourth Proportional to 7,131,879.11, 10,702,926.39 and 3,036,071.79

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Solution

The fourth proportional to 7,131,879.11, 10,702,926.39 and 3,036,071.79 is: 4,556,282.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131,879.11 : 10,702,926.39 = 3,036,071.79 : x
  2. Step 2: Convert to fraction form
    7,131,879.11/10,702,926.39 = 3,036,071.79/x
  3. Step 3: Cross multiply
    7,131,879.11x = 10,702,926.39 × 3,036,071.79
  4. Step 4: Simplify right side
    7,131,879.11x = 32,494,852,911,876.25
  5. Step 5: Solve for x
    x = 32,494,852,911,876.25/7,131,879.11
  6. Step 6: Final answer
    x = 4,556,282.07

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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.