Home / 61,221,448.18-84,485,600.03-33,719,376.43

Finding the Fourth Proportional to 61,221,448.18, 84,485,600.03 and 33,719,376.43

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Solution

The fourth proportional to 61,221,448.18, 84,485,600.03 and 33,719,376.43 is: 46,532,740.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,221,448.18 : 84,485,600.03 = 33,719,376.43 : x
  2. Step 2: Convert to fraction form
    61,221,448.18/84,485,600.03 = 33,719,376.43/x
  3. Step 3: Cross multiply
    61,221,448.18x = 84,485,600.03 × 33,719,376.43
  4. Step 4: Simplify right side
    61,221,448.18x = 2,848,801,750,325,989.50
  5. Step 5: Solve for x
    x = 2,848,801,750,325,989.50/61,221,448.18
  6. Step 6: Final answer
    x = 46,532,740.32

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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.