Home / 7,469,765.68-10,308,299.91-4,330,641.21

Finding the Fourth Proportional to 7,469,765.68, 10,308,299.91 and 4,330,641.21

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Solution

The fourth proportional to 7,469,765.68, 10,308,299.91 and 4,330,641.21 is: 5,976,298.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469,765.68 : 10,308,299.91 = 4,330,641.21 : x
  2. Step 2: Convert to fraction form
    7,469,765.68/10,308,299.91 = 4,330,641.21/x
  3. Step 3: Cross multiply
    7,469,765.68x = 10,308,299.91 × 4,330,641.21
  4. Step 4: Simplify right side
    7,469,765.68x = 44,641,548,364,749.12
  5. Step 5: Solve for x
    x = 44,641,548,364,749.12/7,469,765.68
  6. Step 6: Final answer
    x = 5,976,298.36

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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.