Home / 11,757,789-17,636,742.95-3,670,086.65

Finding the Fourth Proportional to 11,757,789, 17,636,742.95 and 3,670,086.65

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Solution

The fourth proportional to 11,757,789, 17,636,742.95 and 3,670,086.65 is: 5,505,148.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,757,789 : 17,636,742.95 = 3,670,086.65 : x
  2. Step 2: Convert to fraction form
    11,757,789/17,636,742.95 = 3,670,086.65/x
  3. Step 3: Cross multiply
    11,757,789x = 17,636,742.95 × 3,670,086.65
  4. Step 4: Simplify right side
    11,757,789x = 64,728,374,743,742.47
  5. Step 5: Solve for x
    x = 64,728,374,743,742.47/11,757,789
  6. Step 6: Final answer
    x = 5,505,148.52

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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.