Home / 65,334,792.96-90,162,013.44-36,368,259.84

Finding the Fourth Proportional to 65,334,792.96, 90,162,013.44 and 36,368,259.84

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Solution

The fourth proportional to 65,334,792.96, 90,162,013.44 and 36,368,259.84 is: 50,188,198.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,334,792.96 : 90,162,013.44 = 36,368,259.84 : x
  2. Step 2: Convert to fraction form
    65,334,792.96/90,162,013.44 = 36,368,259.84/x
  3. Step 3: Cross multiply
    65,334,792.96x = 90,162,013.44 × 36,368,259.84
  4. Step 4: Simplify right side
    65,334,792.96x = 3,279,035,532,483,492.50
  5. Step 5: Solve for x
    x = 3,279,035,532,483,492.50/65,334,792.96
  6. Step 6: Final answer
    x = 50,188,198.11

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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.