Home / 30,468,241.80-42,046,169.12-17,415,780.97

Finding the Fourth Proportional to 30,468,241.80, 42,046,169.12 and 17,415,780.97

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Solution

The fourth proportional to 30,468,241.80, 42,046,169.12 and 17,415,780.97 is: 24,033,775.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,468,241.80 : 42,046,169.12 = 17,415,780.97 : x
  2. Step 2: Convert to fraction form
    30,468,241.80/42,046,169.12 = 17,415,780.97/x
  3. Step 3: Cross multiply
    30,468,241.80x = 42,046,169.12 × 17,415,780.97
  4. Step 4: Simplify right side
    30,468,241.80x = 732,266,872,021,497.50
  5. Step 5: Solve for x
    x = 732,266,872,021,497.50/30,468,241.80
  6. Step 6: Final answer
    x = 24,033,775.13

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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.