Home / 19,772,115.52-27,288,383.97-11,070,848.86

Finding the Fourth Proportional to 19,772,115.52, 27,288,383.97 and 11,070,848.86

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Solution

The fourth proportional to 19,772,115.52, 27,288,383.97 and 11,070,848.86 is: 15,279,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,772,115.52 : 27,288,383.97 = 11,070,848.86 : x
  2. Step 2: Convert to fraction form
    19,772,115.52/27,288,383.97 = 11,070,848.86/x
  3. Step 3: Cross multiply
    19,772,115.52x = 27,288,383.97 × 11,070,848.86
  4. Step 4: Simplify right side
    19,772,115.52x = 302,105,574,565,516.75
  5. Step 5: Solve for x
    x = 302,105,574,565,516.75/19,772,115.52
  6. Step 6: Final answer
    x = 15,279,375.35

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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.