Home / 73,010,090.50-109,622,793.03-40,725,071.62

Finding the Fourth Proportional to 73,010,090.50, 109,622,793.03 and 40,725,071.62

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Solution

The fourth proportional to 73,010,090.50, 109,622,793.03 and 40,725,071.62 is: 61,147,658.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,010,090.50 : 109,622,793.03 = 40,725,071.62 : x
  2. Step 2: Convert to fraction form
    73,010,090.50/109,622,793.03 = 40,725,071.62/x
  3. Step 3: Cross multiply
    73,010,090.50x = 109,622,793.03 × 40,725,071.62
  4. Step 4: Simplify right side
    73,010,090.50x = 4,464,396,097,331,186.50
  5. Step 5: Solve for x
    x = 4,464,396,097,331,186.50/73,010,090.50
  6. Step 6: Final answer
    x = 61,147,658.72

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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.