Home / 8,773,190.40-13,159,785.60-2,790,163.20

Finding the Fourth Proportional to 8,773,190.40, 13,159,785.60 and 2,790,163.20

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Solution

The fourth proportional to 8,773,190.40, 13,159,785.60 and 2,790,163.20 is: 4,185,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,773,190.40 : 13,159,785.60 = 2,790,163.20 : x
  2. Step 2: Convert to fraction form
    8,773,190.40/13,159,785.60 = 2,790,163.20/x
  3. Step 3: Cross multiply
    8,773,190.40x = 13,159,785.60 × 2,790,163.20
  4. Step 4: Simplify right side
    8,773,190.40x = 36,717,949,501,009.92
  5. Step 5: Solve for x
    x = 36,717,949,501,009.92/8,773,190.40
  6. Step 6: Final answer
    x = 4,185,244.80

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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.