Home / 27,586,178.82-38,066,062.80-16,987,883.88

Finding the Fourth Proportional to 27,586,178.82, 38,066,062.80 and 16,987,883.88

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Solution

The fourth proportional to 27,586,178.82, 38,066,062.80 and 16,987,883.88 is: 23,441,516.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,586,178.82 : 38,066,062.80 = 16,987,883.88 : x
  2. Step 2: Convert to fraction form
    27,586,178.82/38,066,062.80 = 16,987,883.88/x
  3. Step 3: Cross multiply
    27,586,178.82x = 38,066,062.80 × 16,987,883.88
  4. Step 4: Simplify right side
    27,586,178.82x = 646,661,854,615,187.62
  5. Step 5: Solve for x
    x = 646,661,854,615,187.62/27,586,178.82
  6. Step 6: Final answer
    x = 23,441,516.09

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1.5x scale

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.