Home / 6,824,778.62-10,217,301.09-3,578,618.64

Finding the Fourth Proportional to 6,824,778.62, 10,217,301.09 and 3,578,618.64

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Solution

The fourth proportional to 6,824,778.62, 10,217,301.09 and 3,578,618.64 is: 5,357,510.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824,778.62 : 10,217,301.09 = 3,578,618.64 : x
  2. Step 2: Convert to fraction form
    6,824,778.62/10,217,301.09 = 3,578,618.64/x
  3. Step 3: Cross multiply
    6,824,778.62x = 10,217,301.09 × 3,578,618.64
  4. Step 4: Simplify right side
    6,824,778.62x = 36,563,824,131,166.32
  5. Step 5: Solve for x
    x = 36,563,824,131,166.32/6,824,778.62
  6. Step 6: Final answer
    x = 5,357,510.65

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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.