Home / 5,521,533.78-7,617,744.12-3,197,157.38

Finding the Fourth Proportional to 5,521,533.78, 7,617,744.12 and 3,197,157.38

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Solution

The fourth proportional to 5,521,533.78, 7,617,744.12 and 3,197,157.38 is: 4,410,935.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521,533.78 : 7,617,744.12 = 3,197,157.38 : x
  2. Step 2: Convert to fraction form
    5,521,533.78/7,617,744.12 = 3,197,157.38/x
  3. Step 3: Cross multiply
    5,521,533.78x = 7,617,744.12 × 3,197,157.38
  4. Step 4: Simplify right side
    5,521,533.78x = 24,355,126,834,676.77
  5. Step 5: Solve for x
    x = 24,355,126,834,676.77/5,521,533.78
  6. Step 6: Final answer
    x = 4,410,935.04

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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.