Home / 76,365,481.83-105,387,835.22-45,004,854.39

Finding the Fourth Proportional to 76,365,481.83, 105,387,835.22 and 45,004,854.39

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Solution

The fourth proportional to 76,365,481.83, 105,387,835.22 and 45,004,854.39 is: 62,108,744.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,365,481.83 : 105,387,835.22 = 45,004,854.39 : x
  2. Step 2: Convert to fraction form
    76,365,481.83/105,387,835.22 = 45,004,854.39/x
  3. Step 3: Cross multiply
    76,365,481.83x = 105,387,835.22 × 45,004,854.39
  4. Step 4: Simplify right side
    76,365,481.83x = 4,742,964,177,801,450
  5. Step 5: Solve for x
    x = 4,742,964,177,801,450/76,365,481.83
  6. Step 6: Final answer
    x = 62,108,744.22

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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.