Home / 66,716,118.99-100,138,891.82-32,196,814.44

Finding the Fourth Proportional to 66,716,118.99, 100,138,891.82 and 32,196,814.44

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Solution

The fourth proportional to 66,716,118.99, 100,138,891.82 and 32,196,814.44 is: 48,326,451.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,716,118.99 : 100,138,891.82 = 32,196,814.44 : x
  2. Step 2: Convert to fraction form
    66,716,118.99/100,138,891.82 = 32,196,814.44/x
  3. Step 3: Cross multiply
    66,716,118.99x = 100,138,891.82 × 32,196,814.44
  4. Step 4: Simplify right side
    66,716,118.99x = 3,224,153,317,619,269
  5. Step 5: Solve for x
    x = 3,224,153,317,619,269/66,716,118.99
  6. Step 6: Final answer
    x = 48,326,451.93

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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.