Home / 8,591,907.70-12,887,569.95-2,202,222.70

Finding the Fourth Proportional to 8,591,907.70, 12,887,569.95 and 2,202,222.70

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Solution

The fourth proportional to 8,591,907.70, 12,887,569.95 and 2,202,222.70 is: 3,303,259.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,591,907.70 : 12,887,569.95 = 2,202,222.70 : x
  2. Step 2: Convert to fraction form
    8,591,907.70/12,887,569.95 = 2,202,222.70/x
  3. Step 3: Cross multiply
    8,591,907.70x = 12,887,569.95 × 2,202,222.70
  4. Step 4: Simplify right side
    8,591,907.70x = 28,381,299,091,727.87
  5. Step 5: Solve for x
    x = 28,381,299,091,727.87/8,591,907.70
  6. Step 6: Final answer
    x = 3,303,259.31

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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.