Home / 11,388,374.67-15,701,701.14-9,505,109.33

Finding the Fourth Proportional to 11,388,374.67, 15,701,701.14 and 9,505,109.33

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Solution

The fourth proportional to 11,388,374.67, 15,701,701.14 and 9,505,109.33 is: 13,105,152.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,388,374.67 : 15,701,701.14 = 9,505,109.33 : x
  2. Step 2: Convert to fraction form
    11,388,374.67/15,701,701.14 = 9,505,109.33/x
  3. Step 3: Cross multiply
    11,388,374.67x = 15,701,701.14 × 9,505,109.33
  4. Step 4: Simplify right side
    11,388,374.67x = 149,246,385,956,320.62
  5. Step 5: Solve for x
    x = 149,246,385,956,320.62/11,388,374.67
  6. Step 6: Final answer
    x = 13,105,152.43

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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.