Home / 7,721,270.80-11,583,288.60-3,234,000.40

Finding the Fourth Proportional to 7,721,270.80, 11,583,288.60 and 3,234,000.40

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Solution

The fourth proportional to 7,721,270.80, 11,583,288.60 and 3,234,000.40 is: 4,851,579.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,270.80 : 11,583,288.60 = 3,234,000.40 : x
  2. Step 2: Convert to fraction form
    7,721,270.80/11,583,288.60 = 3,234,000.40/x
  3. Step 3: Cross multiply
    7,721,270.80x = 11,583,288.60 × 3,234,000.40
  4. Step 4: Simplify right side
    7,721,270.80x = 37,460,359,965,715.44
  5. Step 5: Solve for x
    x = 37,460,359,965,715.44/7,721,270.80
  6. Step 6: Final answer
    x = 4,851,579.61

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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.