Home / 6,971,234.92-9,621,206.31-3,915,449.08

Finding the Fourth Proportional to 6,971,234.92, 9,621,206.31 and 3,915,449.08

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Solution

The fourth proportional to 6,971,234.92, 9,621,206.31 and 3,915,449.08 is: 5,403,826.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,234.92 : 9,621,206.31 = 3,915,449.08 : x
  2. Step 2: Convert to fraction form
    6,971,234.92/9,621,206.31 = 3,915,449.08/x
  3. Step 3: Cross multiply
    6,971,234.92x = 9,621,206.31 × 3,915,449.08
  4. Step 4: Simplify right side
    6,971,234.92x = 37,671,343,394,979.70
  5. Step 5: Solve for x
    x = 37,671,343,394,979.70/6,971,234.92
  6. Step 6: Final answer
    x = 5,403,826.41

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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.