Home / 51,269,739.60-76,940,038.80-36,905,086.20

Finding the Fourth Proportional to 51,269,739.60, 76,940,038.80 and 36,905,086.20

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Solution

The fourth proportional to 51,269,739.60, 76,940,038.80 and 36,905,086.20 is: 55,383,132.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,269,739.60 : 76,940,038.80 = 36,905,086.20 : x
  2. Step 2: Convert to fraction form
    51,269,739.60/76,940,038.80 = 36,905,086.20/x
  3. Step 3: Cross multiply
    51,269,739.60x = 76,940,038.80 × 36,905,086.20
  4. Step 4: Simplify right side
    51,269,739.60x = 2,839,478,764,145,344.50
  5. Step 5: Solve for x
    x = 2,839,478,764,145,344.50/51,269,739.60
  6. Step 6: Final answer
    x = 55,383,132.16

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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.