Home / 65,423,822.50-90,285,491.37-36,056,212.48

Finding the Fourth Proportional to 65,423,822.50, 90,285,491.37 and 36,056,212.48

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Solution

The fourth proportional to 65,423,822.50, 90,285,491.37 and 36,056,212.48 is: 49,757,912.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,423,822.50 : 90,285,491.37 = 36,056,212.48 : x
  2. Step 2: Convert to fraction form
    65,423,822.50/90,285,491.37 = 36,056,212.48/x
  3. Step 3: Cross multiply
    65,423,822.50x = 90,285,491.37 × 36,056,212.48
  4. Step 4: Simplify right side
    65,423,822.50x = 3,255,352,860,697,926
  5. Step 5: Solve for x
    x = 3,255,352,860,697,926/65,423,822.50
  6. Step 6: Final answer
    x = 49,757,912.89

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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.