Home / 9,268,060.80-13,902,091.20-7,992,602.40

Finding the Fourth Proportional to 9,268,060.80, 13,902,091.20 and 7,992,602.40

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Solution

The fourth proportional to 9,268,060.80, 13,902,091.20 and 7,992,602.40 is: 11,988,903.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268,060.80 : 13,902,091.20 = 7,992,602.40 : x
  2. Step 2: Convert to fraction form
    9,268,060.80/13,902,091.20 = 7,992,602.40/x
  3. Step 3: Cross multiply
    9,268,060.80x = 13,902,091.20 × 7,992,602.40
  4. Step 4: Simplify right side
    9,268,060.80x = 111,113,887,490,138.88
  5. Step 5: Solve for x
    x = 111,113,887,490,138.88/9,268,060.80
  6. Step 6: Final answer
    x = 11,988,903.60

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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.