Home / 31,392,731.88-43,325,557.70-17,455,476.60

Finding the Fourth Proportional to 31,392,731.88, 43,325,557.70 and 17,455,476.60

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Solution

The fourth proportional to 31,392,731.88, 43,325,557.70 and 17,455,476.60 is: 24,090,552.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,392,731.88 : 43,325,557.70 = 17,455,476.60 : x
  2. Step 2: Convert to fraction form
    31,392,731.88/43,325,557.70 = 17,455,476.60/x
  3. Step 3: Cross multiply
    31,392,731.88x = 43,325,557.70 × 17,455,476.60
  4. Step 4: Simplify right side
    31,392,731.88x = 756,268,258,527,022.50
  5. Step 5: Solve for x
    x = 756,268,258,527,022.50/31,392,731.88
  6. Step 6: Final answer
    x = 24,090,552.60

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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.