Home / 11,837,176.76-16,333,552.51-7,188,544.28

Finding the Fourth Proportional to 11,837,176.76, 16,333,552.51 and 7,188,544.28

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Solution

The fourth proportional to 11,837,176.76, 16,333,552.51 and 7,188,544.28 is: 9,919,127.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837,176.76 : 16,333,552.51 = 7,188,544.28 : x
  2. Step 2: Convert to fraction form
    11,837,176.76/16,333,552.51 = 7,188,544.28/x
  3. Step 3: Cross multiply
    11,837,176.76x = 16,333,552.51 × 7,188,544.28
  4. Step 4: Simplify right side
    11,837,176.76x = 117,414,465,368,201.03
  5. Step 5: Solve for x
    x = 117,414,465,368,201.03/11,837,176.76
  6. Step 6: Final answer
    x = 9,919,127.49

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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.