Home / 8,713,009.20-13,072,624.20-3,665,866.80

Finding the Fourth Proportional to 8,713,009.20, 13,072,624.20 and 3,665,866.80

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Solution

The fourth proportional to 8,713,009.20, 13,072,624.20 and 3,665,866.80 is: 5,500,108.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713,009.20 : 13,072,624.20 = 3,665,866.80 : x
  2. Step 2: Convert to fraction form
    8,713,009.20/13,072,624.20 = 3,665,866.80/x
  3. Step 3: Cross multiply
    8,713,009.20x = 13,072,624.20 × 3,665,866.80
  4. Step 4: Simplify right side
    8,713,009.20x = 47,922,499,043,656.55
  5. Step 5: Solve for x
    x = 47,922,499,043,656.55/8,713,009.20
  6. Step 6: Final answer
    x = 5,500,108.85

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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.