Home / 73,581,021.71-110,387,693.64-21,761,584.39

Finding the Fourth Proportional to 73,581,021.71, 110,387,693.64 and 21,761,584.39

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Solution

The fourth proportional to 73,581,021.71, 110,387,693.64 and 21,761,584.39 is: 32,647,156.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,581,021.71 : 110,387,693.64 = 21,761,584.39 : x
  2. Step 2: Convert to fraction form
    73,581,021.71/110,387,693.64 = 21,761,584.39/x
  3. Step 3: Cross multiply
    73,581,021.71x = 110,387,693.64 × 21,761,584.39
  4. Step 4: Simplify right side
    73,581,021.71x = 2,402,211,110,615,272
  5. Step 5: Solve for x
    x = 2,402,211,110,615,272/73,581,021.71
  6. Step 6: Final answer
    x = 32,647,156.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.