Home / 51,168,751.95-76,744,717.68-18,372,529.11

Finding the Fourth Proportional to 51,168,751.95, 76,744,717.68 and 18,372,529.11

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Solution

The fourth proportional to 51,168,751.95, 76,744,717.68 and 18,372,529.11 is: 27,555,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,168,751.95 : 76,744,717.68 = 18,372,529.11 : x
  2. Step 2: Convert to fraction form
    51,168,751.95/76,744,717.68 = 18,372,529.11/x
  3. Step 3: Cross multiply
    51,168,751.95x = 76,744,717.68 × 18,372,529.11
  4. Step 4: Simplify right side
    51,168,751.95x = 1,409,994,559,614,531.75
  5. Step 5: Solve for x
    x = 1,409,994,559,614,531.75/51,168,751.95
  6. Step 6: Final answer
    x = 27,555,773.90

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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.