Home / 7,166,218.80-10,738,695.24-5,263,660.08

Finding the Fourth Proportional to 7,166,218.80, 10,738,695.24 and 5,263,660.08

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Solution

The fourth proportional to 7,166,218.80, 10,738,695.24 and 5,263,660.08 is: 7,887,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166,218.80 : 10,738,695.24 = 5,263,660.08 : x
  2. Step 2: Convert to fraction form
    7,166,218.80/10,738,695.24 = 5,263,660.08/x
  3. Step 3: Cross multiply
    7,166,218.80x = 10,738,695.24 × 5,263,660.08
  4. Step 4: Simplify right side
    7,166,218.80x = 56,524,841,446,074.02
  5. Step 5: Solve for x
    x = 56,524,841,446,074.02/7,166,218.80
  6. Step 6: Final answer
    x = 7,887,680.10

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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.