Home / 33,019,746.40-49,529,619.60-20,743,459.30

Finding the Fourth Proportional to 33,019,746.40, 49,529,619.60 and 20,743,459.30

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Solution

The fourth proportional to 33,019,746.40, 49,529,619.60 and 20,743,459.30 is: 31,115,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,019,746.40 : 49,529,619.60 = 20,743,459.30 : x
  2. Step 2: Convert to fraction form
    33,019,746.40/49,529,619.60 = 20,743,459.30/x
  3. Step 3: Cross multiply
    33,019,746.40x = 49,529,619.60 × 20,743,459.30
  4. Step 4: Simplify right side
    33,019,746.40x = 1,027,415,648,317,082.38
  5. Step 5: Solve for x
    x = 1,027,415,648,317,082.38/33,019,746.40
  6. Step 6: Final answer
    x = 31,115,188.95

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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.