Home / 15,504,233.91-21,395,842.83-8,630,339.82

Finding the Fourth Proportional to 15,504,233.91, 21,395,842.83 and 8,630,339.82

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Solution

The fourth proportional to 15,504,233.91, 21,395,842.83 and 8,630,339.82 is: 11,909,868.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,504,233.91 : 21,395,842.83 = 8,630,339.82 : x
  2. Step 2: Convert to fraction form
    15,504,233.91/21,395,842.83 = 8,630,339.82/x
  3. Step 3: Cross multiply
    15,504,233.91x = 21,395,842.83 × 8,630,339.82
  4. Step 4: Simplify right side
    15,504,233.91x = 184,653,394,358,210.47
  5. Step 5: Solve for x
    x = 184,653,394,358,210.47/15,504,233.91
  6. Step 6: Final answer
    x = 11,909,868.97

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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.