Home / 48,388,084.80-72,610,120.80-18,099,009.60

Finding the Fourth Proportional to 48,388,084.80, 72,610,120.80 and 18,099,009.60

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Solution

The fourth proportional to 48,388,084.80, 72,610,120.80 and 18,099,009.60 is: 27,158,985.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,388,084.80 : 72,610,120.80 = 18,099,009.60 : x
  2. Step 2: Convert to fraction form
    48,388,084.80/72,610,120.80 = 18,099,009.60/x
  3. Step 3: Cross multiply
    48,388,084.80x = 72,610,120.80 × 18,099,009.60
  4. Step 4: Simplify right side
    48,388,084.80x = 1,314,171,273,416,359.75
  5. Step 5: Solve for x
    x = 1,314,171,273,416,359.75/48,388,084.80
  6. Step 6: Final answer
    x = 27,158,985.09

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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.