Home / 68,031,447.48-93,891,367.89-38,667,194.01

Finding the Fourth Proportional to 68,031,447.48, 93,891,367.89 and 38,667,194.01

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Solution

The fourth proportional to 68,031,447.48, 93,891,367.89 and 38,667,194.01 is: 53,365,257.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,031,447.48 : 93,891,367.89 = 38,667,194.01 : x
  2. Step 2: Convert to fraction form
    68,031,447.48/93,891,367.89 = 38,667,194.01/x
  3. Step 3: Cross multiply
    68,031,447.48x = 93,891,367.89 × 38,667,194.01
  4. Step 4: Simplify right side
    68,031,447.48x = 3,630,515,738,066,914
  5. Step 5: Solve for x
    x = 3,630,515,738,066,914/68,031,447.48
  6. Step 6: Final answer
    x = 53,365,257.87

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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.