Home / 35,969,857.07-49,635,403.71-20,288,017.31

Finding the Fourth Proportional to 35,969,857.07, 49,635,403.71 and 20,288,017.31

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Solution

The fourth proportional to 35,969,857.07, 49,635,403.71 and 20,288,017.31 is: 27,995,772.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,969,857.07 : 49,635,403.71 = 20,288,017.31 : x
  2. Step 2: Convert to fraction form
    35,969,857.07/49,635,403.71 = 20,288,017.31/x
  3. Step 3: Cross multiply
    35,969,857.07x = 49,635,403.71 × 20,288,017.31
  4. Step 4: Simplify right side
    35,969,857.07x = 1,007,003,929,657,318.12
  5. Step 5: Solve for x
    x = 1,007,003,929,657,318.12/35,969,857.07
  6. Step 6: Final answer
    x = 27,995,772.34

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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.