Home / 13,140,003.60-19,700,674.20-5,049,853.20

Finding the Fourth Proportional to 13,140,003.60, 19,700,674.20 and 5,049,853.20

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Solution

The fourth proportional to 13,140,003.60, 19,700,674.20 and 5,049,853.20 is: 7,571,193.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,140,003.60 : 19,700,674.20 = 5,049,853.20 : x
  2. Step 2: Convert to fraction form
    13,140,003.60/19,700,674.20 = 5,049,853.20/x
  3. Step 3: Cross multiply
    13,140,003.60x = 19,700,674.20 × 5,049,853.20
  4. Step 4: Simplify right side
    13,140,003.60x = 99,485,512,651,027.44
  5. Step 5: Solve for x
    x = 99,485,512,651,027.44/13,140,003.60
  6. Step 6: Final answer
    x = 7,571,193.71

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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.