Home / 9,782,107.40-14,659,890.06-5,520,168.20

Finding the Fourth Proportional to 9,782,107.40, 14,659,890.06 and 5,520,168.20

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Solution

The fourth proportional to 9,782,107.40, 14,659,890.06 and 5,520,168.20 is: 8,272,763.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,782,107.40 : 14,659,890.06 = 5,520,168.20 : x
  2. Step 2: Convert to fraction form
    9,782,107.40/14,659,890.06 = 5,520,168.20/x
  3. Step 3: Cross multiply
    9,782,107.40x = 14,659,890.06 × 5,520,168.20
  4. Step 4: Simplify right side
    9,782,107.40x = 80,925,058,924,708.09
  5. Step 5: Solve for x
    x = 80,925,058,924,708.09/9,782,107.40
  6. Step 6: Final answer
    x = 8,272,763.28

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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.