Home / 8,775,687.20-13,163,530.80-5,905,905.80

Finding the Fourth Proportional to 8,775,687.20, 13,163,530.80 and 5,905,905.80

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Solution

The fourth proportional to 8,775,687.20, 13,163,530.80 and 5,905,905.80 is: 8,858,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,775,687.20 : 13,163,530.80 = 5,905,905.80 : x
  2. Step 2: Convert to fraction form
    8,775,687.20/13,163,530.80 = 5,905,905.80/x
  3. Step 3: Cross multiply
    8,775,687.20x = 13,163,530.80 × 5,905,905.80
  4. Step 4: Simplify right side
    8,775,687.20x = 77,742,572,900,198.64
  5. Step 5: Solve for x
    x = 77,742,572,900,198.64/8,775,687.20
  6. Step 6: Final answer
    x = 8,858,858.70

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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.