Home / 82,467,625.08-113,791,667.76-47,663,556.48

Finding the Fourth Proportional to 82,467,625.08, 113,791,667.76 and 47,663,556.48

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Solution

The fourth proportional to 82,467,625.08, 113,791,667.76 and 47,663,556.48 is: 65,767,815.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,467,625.08 : 113,791,667.76 = 47,663,556.48 : x
  2. Step 2: Convert to fraction form
    82,467,625.08/113,791,667.76 = 47,663,556.48/x
  3. Step 3: Cross multiply
    82,467,625.08x = 113,791,667.76 × 47,663,556.48
  4. Step 4: Simplify right side
    82,467,625.08x = 5,423,715,583,232,155
  5. Step 5: Solve for x
    x = 5,423,715,583,232,155/82,467,625.08
  6. Step 6: Final answer
    x = 65,767,815.89

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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.