Home / 7,166,222.80-10,738,701.24-5,263,664.08

Finding the Fourth Proportional to 7,166,222.80, 10,738,701.24 and 5,263,664.08

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Solution

The fourth proportional to 7,166,222.80, 10,738,701.24 and 5,263,664.08 is: 7,887,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166,222.80 : 10,738,701.24 = 5,263,664.08 : x
  2. Step 2: Convert to fraction form
    7,166,222.80/10,738,701.24 = 5,263,664.08/x
  3. Step 3: Cross multiply
    7,166,222.80x = 10,738,701.24 × 5,263,664.08
  4. Step 4: Simplify right side
    7,166,222.80x = 56,524,915,982,839.46
  5. Step 5: Solve for x
    x = 56,524,915,982,839.46/7,166,222.80
  6. Step 6: Final answer
    x = 7,887,686.10

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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.