Home / 52,163,999.80-78,245,999.70-18,074,015.80

Finding the Fourth Proportional to 52,163,999.80, 78,245,999.70 and 18,074,015.80

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Solution

The fourth proportional to 52,163,999.80, 78,245,999.70 and 18,074,015.80 is: 27,111,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,163,999.80 : 78,245,999.70 = 18,074,015.80 : x
  2. Step 2: Convert to fraction form
    52,163,999.80/78,245,999.70 = 18,074,015.80/x
  3. Step 3: Cross multiply
    52,163,999.80x = 78,245,999.70 × 18,074,015.80
  4. Step 4: Simplify right side
    52,163,999.80x = 1,414,219,434,864,595.25
  5. Step 5: Solve for x
    x = 1,414,219,434,864,595.25/52,163,999.80
  6. Step 6: Final answer
    x = 27,111,023.70

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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.