Home / 10,764,832-16,147,248-4,378,558.72

Finding the Fourth Proportional to 10,764,832, 16,147,248 and 4,378,558.72

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Solution

The fourth proportional to 10,764,832, 16,147,248 and 4,378,558.72 is: 6,567,838.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,764,832 : 16,147,248 = 4,378,558.72 : x
  2. Step 2: Convert to fraction form
    10,764,832/16,147,248 = 4,378,558.72/x
  3. Step 3: Cross multiply
    10,764,832x = 16,147,248 × 4,378,558.72
  4. Step 4: Simplify right side
    10,764,832x = 70,701,673,534,402.56
  5. Step 5: Solve for x
    x = 70,701,673,534,402.56/10,764,832
  6. Step 6: Final answer
    x = 6,567,838.08

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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.