Home / 66,435,741.62-99,619,475.79-30,024,409.94

Finding the Fourth Proportional to 66,435,741.62, 99,619,475.79 and 30,024,409.94

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Solution

The fourth proportional to 66,435,741.62, 99,619,475.79 and 30,024,409.94 is: 45,021,187.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,435,741.62 : 99,619,475.79 = 30,024,409.94 : x
  2. Step 2: Convert to fraction form
    66,435,741.62/99,619,475.79 = 30,024,409.94/x
  3. Step 3: Cross multiply
    66,435,741.62x = 99,619,475.79 × 30,024,409.94
  4. Step 4: Simplify right side
    66,435,741.62x = 2,991,015,979,126,865.50
  5. Step 5: Solve for x
    x = 2,991,015,979,126,865.50/66,435,741.62
  6. Step 6: Final answer
    x = 45,021,187.48

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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.