Home / 30,752,181.54-42,438,086.82-16,814,436.04

Finding the Fourth Proportional to 30,752,181.54, 42,438,086.82 and 16,814,436.04

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Solution

The fourth proportional to 30,752,181.54, 42,438,086.82 and 16,814,436.04 is: 23,203,963.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,752,181.54 : 42,438,086.82 = 16,814,436.04 : x
  2. Step 2: Convert to fraction form
    30,752,181.54/42,438,086.82 = 16,814,436.04/x
  3. Step 3: Cross multiply
    30,752,181.54x = 42,438,086.82 × 16,814,436.04
  4. Step 4: Simplify right side
    30,752,181.54x = 713,572,496,494,857
  5. Step 5: Solve for x
    x = 713,572,496,494,857/30,752,181.54
  6. Step 6: Final answer
    x = 23,203,963.45

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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.