Home / 20,116,282.48-30,175,015.37-5,543,422.94

Finding the Fourth Proportional to 20,116,282.48, 30,175,015.37 and 5,543,422.94

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Solution

The fourth proportional to 20,116,282.48, 30,175,015.37 and 5,543,422.94 is: 8,315,297.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,116,282.48 : 30,175,015.37 = 5,543,422.94 : x
  2. Step 2: Convert to fraction form
    20,116,282.48/30,175,015.37 = 5,543,422.94/x
  3. Step 3: Cross multiply
    20,116,282.48x = 30,175,015.37 × 5,543,422.94
  4. Step 4: Simplify right side
    20,116,282.48x = 167,272,872,464,631
  5. Step 5: Solve for x
    x = 167,272,872,464,631/20,116,282.48
  6. Step 6: Final answer
    x = 8,315,297.45

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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.