Home / 6,815,928.39-9,406,011.69-3,718,442.37

Finding the Fourth Proportional to 6,815,928.39, 9,406,011.69 and 3,718,442.37

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Solution

The fourth proportional to 6,815,928.39, 9,406,011.69 and 3,718,442.37 is: 5,131,467.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815,928.39 : 9,406,011.69 = 3,718,442.37 : x
  2. Step 2: Convert to fraction form
    6,815,928.39/9,406,011.69 = 3,718,442.37/x
  3. Step 3: Cross multiply
    6,815,928.39x = 9,406,011.69 × 3,718,442.37
  4. Step 4: Simplify right side
    6,815,928.39x = 34,975,712,400,811.30
  5. Step 5: Solve for x
    x = 34,975,712,400,811.30/6,815,928.39
  6. Step 6: Final answer
    x = 5,131,467.12

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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.