Home / 76,365,481.33-105,387,834.53-45,004,853.89

Finding the Fourth Proportional to 76,365,481.33, 105,387,834.53 and 45,004,853.89

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Solution

The fourth proportional to 76,365,481.33, 105,387,834.53 and 45,004,853.89 is: 62,108,743.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,365,481.33 : 105,387,834.53 = 45,004,853.89 : x
  2. Step 2: Convert to fraction form
    76,365,481.33/105,387,834.53 = 45,004,853.89/x
  3. Step 3: Cross multiply
    76,365,481.33x = 105,387,834.53 × 45,004,853.89
  4. Step 4: Simplify right side
    76,365,481.33x = 4,742,964,094,054,183
  5. Step 5: Solve for x
    x = 4,742,964,094,054,183/76,365,481.33
  6. Step 6: Final answer
    x = 62,108,743.53

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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.