Home / 31,053,209.24-42,853,604.42-18,008,213.51

Finding the Fourth Proportional to 31,053,209.24, 42,853,604.42 and 18,008,213.51

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Solution

The fourth proportional to 31,053,209.24, 42,853,604.42 and 18,008,213.51 is: 24,851,436.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,053,209.24 : 42,853,604.42 = 18,008,213.51 : x
  2. Step 2: Convert to fraction form
    31,053,209.24/42,853,604.42 = 18,008,213.51/x
  3. Step 3: Cross multiply
    31,053,209.24x = 42,853,604.42 × 18,008,213.51
  4. Step 4: Simplify right side
    31,053,209.24x = 771,716,857,899,192.12
  5. Step 5: Solve for x
    x = 771,716,857,899,192.12/31,053,209.24
  6. Step 6: Final answer
    x = 24,851,436.52

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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.