Home / 5,437,964.20-8,147,615.10-3,543,730.60

Finding the Fourth Proportional to 5,437,964.20, 8,147,615.10 and 3,543,730.60

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Solution

The fourth proportional to 5,437,964.20, 8,147,615.10 and 3,543,730.60 is: 5,309,515.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437,964.20 : 8,147,615.10 = 3,543,730.60 : x
  2. Step 2: Convert to fraction form
    5,437,964.20/8,147,615.10 = 3,543,730.60/x
  3. Step 3: Cross multiply
    5,437,964.20x = 8,147,615.10 × 3,543,730.60
  4. Step 4: Simplify right side
    5,437,964.20x = 28,872,952,946,892.06
  5. Step 5: Solve for x
    x = 28,872,952,946,892.06/5,437,964.20
  6. Step 6: Final answer
    x = 5,309,515.08

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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.