Home / 9,268,271.20-13,902,406.80-8,890,357.60

Finding the Fourth Proportional to 9,268,271.20, 13,902,406.80 and 8,890,357.60

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Solution

The fourth proportional to 9,268,271.20, 13,902,406.80 and 8,890,357.60 is: 13,335,536.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268,271.20 : 13,902,406.80 = 8,890,357.60 : x
  2. Step 2: Convert to fraction form
    9,268,271.20/13,902,406.80 = 8,890,357.60/x
  3. Step 3: Cross multiply
    9,268,271.20x = 13,902,406.80 × 8,890,357.60
  4. Step 4: Simplify right side
    9,268,271.20x = 123,597,367,952,671.69
  5. Step 5: Solve for x
    x = 123,597,367,952,671.69/9,268,271.20
  6. Step 6: Final answer
    x = 13,335,536.40

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Similar ratio
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1.5x scale

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.