Home / 11,221,670.68-16,832,505.53-5,161,499.52

Finding the Fourth Proportional to 11,221,670.68, 16,832,505.53 and 5,161,499.52

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Solution

The fourth proportional to 11,221,670.68, 16,832,505.53 and 5,161,499.52 is: 7,742,249.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,221,670.68 : 16,832,505.53 = 5,161,499.52 : x
  2. Step 2: Convert to fraction form
    11,221,670.68/16,832,505.53 = 5,161,499.52/x
  3. Step 3: Cross multiply
    11,221,670.68x = 16,832,505.53 × 5,161,499.52
  4. Step 4: Simplify right side
    11,221,670.68x = 86,880,969,134,240.77
  5. Step 5: Solve for x
    x = 86,880,969,134,240.77/11,221,670.68
  6. Step 6: Final answer
    x = 7,742,249.05

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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.