Home / 30,929,748.36-42,681,872.34-17,179,594.44

Finding the Fourth Proportional to 30,929,748.36, 42,681,872.34 and 17,179,594.44

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Solution

The fourth proportional to 30,929,748.36, 42,681,872.34 and 17,179,594.44 is: 23,707,184.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,929,748.36 : 42,681,872.34 = 17,179,594.44 : x
  2. Step 2: Convert to fraction form
    30,929,748.36/42,681,872.34 = 17,179,594.44/x
  3. Step 3: Cross multiply
    30,929,748.36x = 42,681,872.34 × 17,179,594.44
  4. Step 4: Simplify right side
    30,929,748.36x = 733,257,256,741,053.88
  5. Step 5: Solve for x
    x = 733,257,256,741,053.88/30,929,748.36
  6. Step 6: Final answer
    x = 23,707,184.69

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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.