Home / 72,501,096.72-108,761,667.62-23,318,342.02

Finding the Fourth Proportional to 72,501,096.72, 108,761,667.62 and 23,318,342.02

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Solution

The fourth proportional to 72,501,096.72, 108,761,667.62 and 23,318,342.02 is: 34,980,736.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,501,096.72 : 108,761,667.62 = 23,318,342.02 : x
  2. Step 2: Convert to fraction form
    72,501,096.72/108,761,667.62 = 23,318,342.02/x
  3. Step 3: Cross multiply
    72,501,096.72x = 108,761,667.62 × 23,318,342.02
  4. Step 4: Simplify right side
    72,501,096.72x = 2,536,141,764,228,719.50
  5. Step 5: Solve for x
    x = 2,536,141,764,228,719.50/72,501,096.72
  6. Step 6: Final answer
    x = 34,980,736.55

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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.