Home / 6,520,069.60-9,780,104.40-5,722,908.10

Finding the Fourth Proportional to 6,520,069.60, 9,780,104.40 and 5,722,908.10

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Solution

The fourth proportional to 6,520,069.60, 9,780,104.40 and 5,722,908.10 is: 8,584,362.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,069.60 : 9,780,104.40 = 5,722,908.10 : x
  2. Step 2: Convert to fraction form
    6,520,069.60/9,780,104.40 = 5,722,908.10/x
  3. Step 3: Cross multiply
    6,520,069.60x = 9,780,104.40 × 5,722,908.10
  4. Step 4: Simplify right side
    6,520,069.60x = 55,970,638,689,605.64
  5. Step 5: Solve for x
    x = 55,970,638,689,605.64/6,520,069.60
  6. Step 6: Final answer
    x = 8,584,362.15

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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.