Home / 30,551,431.58-42,150,657.97-17,319,189.77

Finding the Fourth Proportional to 30,551,431.58, 42,150,657.97 and 17,319,189.77

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Solution

The fourth proportional to 30,551,431.58, 42,150,657.97 and 17,319,189.77 is: 23,894,632.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,551,431.58 : 42,150,657.97 = 17,319,189.77 : x
  2. Step 2: Convert to fraction form
    30,551,431.58/42,150,657.97 = 17,319,189.77/x
  3. Step 3: Cross multiply
    30,551,431.58x = 42,150,657.97 × 17,319,189.77
  4. Step 4: Simplify right side
    30,551,431.58x = 730,015,244,281,753.62
  5. Step 5: Solve for x
    x = 730,015,244,281,753.62/30,551,431.58
  6. Step 6: Final answer
    x = 23,894,632.97

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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.