Home / 7,731,468.80-11,597,145.60-2,340,108.80

Finding the Fourth Proportional to 7,731,468.80, 11,597,145.60 and 2,340,108.80

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Solution

The fourth proportional to 7,731,468.80, 11,597,145.60 and 2,340,108.80 is: 3,510,145.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,731,468.80 : 11,597,145.60 = 2,340,108.80 : x
  2. Step 2: Convert to fraction form
    7,731,468.80/11,597,145.60 = 2,340,108.80/x
  3. Step 3: Cross multiply
    7,731,468.80x = 11,597,145.60 × 2,340,108.80
  4. Step 4: Simplify right side
    7,731,468.80x = 27,138,582,473,441.28
  5. Step 5: Solve for x
    x = 27,138,582,473,441.28/7,731,468.80
  6. Step 6: Final answer
    x = 3,510,145.77

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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.