Home / 30,468,241.31-42,046,168.41-17,415,780.48

Finding the Fourth Proportional to 30,468,241.31, 42,046,168.41 and 17,415,780.48

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Solution

The fourth proportional to 30,468,241.31, 42,046,168.41 and 17,415,780.48 is: 24,033,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468,241.31 : 42,046,168.41 = 17,415,780.48 : x
  2. Step 2: Convert to fraction form
    30,468,241.31/42,046,168.41 = 17,415,780.48/x
  3. Step 3: Cross multiply
    30,468,241.31x = 42,046,168.41 × 17,415,780.48
  4. Step 4: Simplify right side
    30,468,241.31x = 732,266,839,053,670.62
  5. Step 5: Solve for x
    x = 732,266,839,053,670.62/30,468,241.31
  6. Step 6: Final answer
    x = 24,033,774.44

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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.