Home / 8,673,840.96-11,965,975.20-5,234,982.72

Finding the Fourth Proportional to 8,673,840.96, 11,965,975.20 and 5,234,982.72

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Solution

The fourth proportional to 8,673,840.96, 11,965,975.20 and 5,234,982.72 is: 7,221,907.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,673,840.96 : 11,965,975.20 = 5,234,982.72 : x
  2. Step 2: Convert to fraction form
    8,673,840.96/11,965,975.20 = 5,234,982.72/x
  3. Step 3: Cross multiply
    8,673,840.96x = 11,965,975.20 × 5,234,982.72
  4. Step 4: Simplify right side
    8,673,840.96x = 62,641,673,399,948.54
  5. Step 5: Solve for x
    x = 62,641,673,399,948.54/8,673,840.96
  6. Step 6: Final answer
    x = 7,221,907.08

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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.