Home / 6,688,293.68-10,019,379.70-3,177,855.56

Finding the Fourth Proportional to 6,688,293.68, 10,019,379.70 and 3,177,855.56

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Solution

The fourth proportional to 6,688,293.68, 10,019,379.70 and 3,177,855.56 is: 4,760,577.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,688,293.68 : 10,019,379.70 = 3,177,855.56 : x
  2. Step 2: Convert to fraction form
    6,688,293.68/10,019,379.70 = 3,177,855.56/x
  3. Step 3: Cross multiply
    6,688,293.68x = 10,019,379.70 × 3,177,855.56
  4. Step 4: Simplify right side
    6,688,293.68x = 31,840,141,471,506.86
  5. Step 5: Solve for x
    x = 31,840,141,471,506.86/6,688,293.68
  6. Step 6: Final answer
    x = 4,760,577.66

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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.