Home / 61,021,022.76-84,209,629.32-33,144,277.28

Finding the Fourth Proportional to 61,021,022.76, 84,209,629.32 and 33,144,277.28

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Solution

The fourth proportional to 61,021,022.76, 84,209,629.32 and 33,144,277.28 is: 45,739,438.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,021,022.76 : 84,209,629.32 = 33,144,277.28 : x
  2. Step 2: Convert to fraction form
    61,021,022.76/84,209,629.32 = 33,144,277.28/x
  3. Step 3: Cross multiply
    61,021,022.76x = 84,209,629.32 × 33,144,277.28
  4. Step 4: Simplify right side
    61,021,022.76x = 2,791,067,303,407,049.50
  5. Step 5: Solve for x
    x = 2,791,067,303,407,049.50/61,021,022.76
  6. Step 6: Final answer
    x = 45,739,438.27

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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.