Home / 60,721,111.79-91,081,933.23-19,222,190.64

Finding the Fourth Proportional to 60,721,111.79, 91,081,933.23 and 19,222,190.64

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Solution

The fourth proportional to 60,721,111.79, 91,081,933.23 and 19,222,190.64 is: 28,833,370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,721,111.79 : 91,081,933.23 = 19,222,190.64 : x
  2. Step 2: Convert to fraction form
    60,721,111.79/91,081,933.23 = 19,222,190.64/x
  3. Step 3: Cross multiply
    60,721,111.79x = 91,081,933.23 × 19,222,190.64
  4. Step 4: Simplify right side
    60,721,111.79x = 1,750,794,284,533,923.75
  5. Step 5: Solve for x
    x = 1,750,794,284,533,923.75/60,721,111.79
  6. Step 6: Final answer
    x = 28,833,370.03

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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.