Home / 18,238,494.30-27,365,277.45-7,998,055.26

Finding the Fourth Proportional to 18,238,494.30, 27,365,277.45 and 7,998,055.26

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Solution

The fourth proportional to 18,238,494.30, 27,365,277.45 and 7,998,055.26 is: 12,000,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,238,494.30 : 27,365,277.45 = 7,998,055.26 : x
  2. Step 2: Convert to fraction form
    18,238,494.30/27,365,277.45 = 7,998,055.26/x
  3. Step 3: Cross multiply
    18,238,494.30x = 27,365,277.45 × 7,998,055.26
  4. Step 4: Simplify right side
    18,238,494.30x = 218,869,001,250,331.88
  5. Step 5: Solve for x
    x = 218,869,001,250,331.88/18,238,494.30
  6. Step 6: Final answer
    x = 12,000,387.62

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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.