Home / 9,246,154.50-12,759,739.38-5,171,773.50

Finding the Fourth Proportional to 9,246,154.50, 12,759,739.38 and 5,171,773.50

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Solution

The fourth proportional to 9,246,154.50, 12,759,739.38 and 5,171,773.50 is: 7,137,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,246,154.50 : 12,759,739.38 = 5,171,773.50 : x
  2. Step 2: Convert to fraction form
    9,246,154.50/12,759,739.38 = 5,171,773.50/x
  3. Step 3: Cross multiply
    9,246,154.50x = 12,759,739.38 × 5,171,773.50
  4. Step 4: Simplify right side
    9,246,154.50x = 65,990,481,992,390.44
  5. Step 5: Solve for x
    x = 65,990,481,992,390.44/9,246,154.50
  6. Step 6: Final answer
    x = 7,137,073.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.