Home / 76,129,036.03-114,099,928.57-30,024,626.59

Finding the Fourth Proportional to 76,129,036.03, 114,099,928.57 and 30,024,626.59

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Solution

The fourth proportional to 76,129,036.03, 114,099,928.57 and 30,024,626.59 is: 45,000,014.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,129,036.03 : 114,099,928.57 = 30,024,626.59 : x
  2. Step 2: Convert to fraction form
    76,129,036.03/114,099,928.57 = 30,024,626.59/x
  3. Step 3: Cross multiply
    76,129,036.03x = 114,099,928.57 × 30,024,626.59
  4. Step 4: Simplify right side
    76,129,036.03x = 3,425,807,749,259,922.50
  5. Step 5: Solve for x
    x = 3,425,807,749,259,922.50/76,129,036.03
  6. Step 6: Final answer
    x = 45,000,014.82

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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.