Home / 13,362,055.20-20,043,082.80-9,960,832.80

Finding the Fourth Proportional to 13,362,055.20, 20,043,082.80 and 9,960,832.80

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Solution

The fourth proportional to 13,362,055.20, 20,043,082.80 and 9,960,832.80 is: 14,941,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,055.20 : 20,043,082.80 = 9,960,832.80 : x
  2. Step 2: Convert to fraction form
    13,362,055.20/20,043,082.80 = 9,960,832.80/x
  3. Step 3: Cross multiply
    13,362,055.20x = 20,043,082.80 × 9,960,832.80
  4. Step 4: Simplify right side
    13,362,055.20x = 199,645,796,567,355.88
  5. Step 5: Solve for x
    x = 199,645,796,567,355.88/13,362,055.20
  6. Step 6: Final answer
    x = 14,941,249.20

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1.5x scale

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.