Home / 30,361,119.84-45,468,705.04-17,367,879.47

Finding the Fourth Proportional to 30,361,119.84, 45,468,705.04 and 17,367,879.47

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Solution

The fourth proportional to 30,361,119.84, 45,468,705.04 and 17,367,879.47 is: 26,010,074.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,361,119.84 : 45,468,705.04 = 17,367,879.47 : x
  2. Step 2: Convert to fraction form
    30,361,119.84/45,468,705.04 = 17,367,879.47/x
  3. Step 3: Cross multiply
    30,361,119.84x = 45,468,705.04 × 17,367,879.47
  4. Step 4: Simplify right side
    30,361,119.84x = 789,694,988,520,938.38
  5. Step 5: Solve for x
    x = 789,694,988,520,938.38/30,361,119.84
  6. Step 6: Final answer
    x = 26,010,074.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.