Home / 7,507,687.20-11,261,530.80-6,562,903.20

Finding the Fourth Proportional to 7,507,687.20, 11,261,530.80 and 6,562,903.20

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Solution

The fourth proportional to 7,507,687.20, 11,261,530.80 and 6,562,903.20 is: 9,844,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507,687.20 : 11,261,530.80 = 6,562,903.20 : x
  2. Step 2: Convert to fraction form
    7,507,687.20/11,261,530.80 = 6,562,903.20/x
  3. Step 3: Cross multiply
    7,507,687.20x = 11,261,530.80 × 6,562,903.20
  4. Step 4: Simplify right side
    7,507,687.20x = 73,908,336,524,218.56
  5. Step 5: Solve for x
    x = 73,908,336,524,218.56/7,507,687.20
  6. Step 6: Final answer
    x = 9,844,354.80

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Similar ratio
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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.