Home / 7,331,120.80-11,000,617.80-3,071,719.60

Finding the Fourth Proportional to 7,331,120.80, 11,000,617.80 and 3,071,719.60

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Solution

The fourth proportional to 7,331,120.80, 11,000,617.80 and 3,071,719.60 is: 4,609,228.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,331,120.80 : 11,000,617.80 = 3,071,719.60 : x
  2. Step 2: Convert to fraction form
    7,331,120.80/11,000,617.80 = 3,071,719.60/x
  3. Step 3: Cross multiply
    7,331,120.80x = 11,000,617.80 × 3,071,719.60
  4. Step 4: Simplify right side
    7,331,120.80x = 33,790,813,308,368.88
  5. Step 5: Solve for x
    x = 33,790,813,308,368.88/7,331,120.80
  6. Step 6: Final answer
    x = 4,609,228.82

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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.