Home / 20,475,346.62-30,717,338.98-6,641,231.06

Finding the Fourth Proportional to 20,475,346.62, 30,717,338.98 and 6,641,231.06

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Solution

The fourth proportional to 20,475,346.62, 30,717,338.98 and 6,641,231.06 is: 9,963,247.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,475,346.62 : 30,717,338.98 = 6,641,231.06 : x
  2. Step 2: Convert to fraction form
    20,475,346.62/30,717,338.98 = 6,641,231.06/x
  3. Step 3: Cross multiply
    20,475,346.62x = 30,717,338.98 × 6,641,231.06
  4. Step 4: Simplify right side
    20,475,346.62x = 204,000,945,544,334.94
  5. Step 5: Solve for x
    x = 204,000,945,544,334.94/20,475,346.62
  6. Step 6: Final answer
    x = 9,963,247.48

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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.