Home / 33,131,071.60-49,667,058.60-12,931,615.60

Finding the Fourth Proportional to 33,131,071.60, 49,667,058.60 and 12,931,615.60

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Solution

The fourth proportional to 33,131,071.60, 49,667,058.60 and 12,931,615.60 is: 19,385,890.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,131,071.60 : 49,667,058.60 = 12,931,615.60 : x
  2. Step 2: Convert to fraction form
    33,131,071.60/49,667,058.60 = 12,931,615.60/x
  3. Step 3: Cross multiply
    33,131,071.60x = 49,667,058.60 × 12,931,615.60
  4. Step 4: Simplify right side
    33,131,071.60x = 642,275,309,797,874.12
  5. Step 5: Solve for x
    x = 642,275,309,797,874.12/33,131,071.60
  6. Step 6: Final answer
    x = 19,385,890.01

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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.