Home / 7,268,331.40-10,902,497.10-3,479,864.20

Finding the Fourth Proportional to 7,268,331.40, 10,902,497.10 and 3,479,864.20

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Solution

The fourth proportional to 7,268,331.40, 10,902,497.10 and 3,479,864.20 is: 5,219,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,331.40 : 10,902,497.10 = 3,479,864.20 : x
  2. Step 2: Convert to fraction form
    7,268,331.40/10,902,497.10 = 3,479,864.20/x
  3. Step 3: Cross multiply
    7,268,331.40x = 10,902,497.10 × 3,479,864.20
  4. Step 4: Simplify right side
    7,268,331.40x = 37,939,209,348,893.82
  5. Step 5: Solve for x
    x = 37,939,209,348,893.82/7,268,331.40
  6. Step 6: Final answer
    x = 5,219,796.30

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Double scale
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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.