Home / 30,314,599.44-45,474,923.16-8,749,723.92

Finding the Fourth Proportional to 30,314,599.44, 45,474,923.16 and 8,749,723.92

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Solution

The fourth proportional to 30,314,599.44, 45,474,923.16 and 8,749,723.92 is: 13,125,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,314,599.44 : 45,474,923.16 = 8,749,723.92 : x
  2. Step 2: Convert to fraction form
    30,314,599.44/45,474,923.16 = 8,749,723.92/x
  3. Step 3: Cross multiply
    30,314,599.44x = 45,474,923.16 × 8,749,723.92
  4. Step 4: Simplify right side
    30,314,599.44x = 397,893,022,933,213.94
  5. Step 5: Solve for x
    x = 397,893,022,933,213.94/30,314,599.44
  6. Step 6: Final answer
    x = 13,125,458.70

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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.