Home / 73,382,743.60-110,074,115.40-18,795,223.60

Finding the Fourth Proportional to 73,382,743.60, 110,074,115.40 and 18,795,223.60

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Solution

The fourth proportional to 73,382,743.60, 110,074,115.40 and 18,795,223.60 is: 28,192,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,382,743.60 : 110,074,115.40 = 18,795,223.60 : x
  2. Step 2: Convert to fraction form
    73,382,743.60/110,074,115.40 = 18,795,223.60/x
  3. Step 3: Cross multiply
    73,382,743.60x = 110,074,115.40 × 18,795,223.60
  4. Step 4: Simplify right side
    73,382,743.60x = 2,068,867,611,515,203.75
  5. Step 5: Solve for x
    x = 2,068,867,611,515,203.75/73,382,743.60
  6. Step 6: Final answer
    x = 28,192,835.40

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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.