Home / 8,936,968.01-13,388,539.65-5,282,757.54

Finding the Fourth Proportional to 8,936,968.01, 13,388,539.65 and 5,282,757.54

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Solution

The fourth proportional to 8,936,968.01, 13,388,539.65 and 5,282,757.54 is: 7,914,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936,968.01 : 13,388,539.65 = 5,282,757.54 : x
  2. Step 2: Convert to fraction form
    8,936,968.01/13,388,539.65 = 5,282,757.54/x
  3. Step 3: Cross multiply
    8,936,968.01x = 13,388,539.65 × 5,282,757.54
  4. Step 4: Simplify right side
    8,936,968.01x = 70,728,408,785,626.47
  5. Step 5: Solve for x
    x = 70,728,408,785,626.47/8,936,968.01
  6. Step 6: Final answer
    x = 7,914,139.20

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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.