Home / 7,185,884.64-9,916,755.50-3,922,873.34

Finding the Fourth Proportional to 7,185,884.64, 9,916,755.50 and 3,922,873.34

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Solution

The fourth proportional to 7,185,884.64, 9,916,755.50 and 3,922,873.34 is: 5,413,693.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,185,884.64 : 9,916,755.50 = 3,922,873.34 : x
  2. Step 2: Convert to fraction form
    7,185,884.64/9,916,755.50 = 3,922,873.34/x
  3. Step 3: Cross multiply
    7,185,884.64x = 9,916,755.50 × 3,922,873.34
  4. Step 4: Simplify right side
    7,185,884.64x = 38,902,175,770,248.37
  5. Step 5: Solve for x
    x = 38,902,175,770,248.37/7,185,884.64
  6. Step 6: Final answer
    x = 5,413,693.33

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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.