Home / 54,311,656.20-81,467,484.30-21,946,899.30

Finding the Fourth Proportional to 54,311,656.20, 81,467,484.30 and 21,946,899.30

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Solution

The fourth proportional to 54,311,656.20, 81,467,484.30 and 21,946,899.30 is: 32,920,348.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,311,656.20 : 81,467,484.30 = 21,946,899.30 : x
  2. Step 2: Convert to fraction form
    54,311,656.20/81,467,484.30 = 21,946,899.30/x
  3. Step 3: Cross multiply
    54,311,656.20x = 81,467,484.30 × 21,946,899.30
  4. Step 4: Simplify right side
    54,311,656.20x = 1,787,958,674,156,431
  5. Step 5: Solve for x
    x = 1,787,958,674,156,431/54,311,656.20
  6. Step 6: Final answer
    x = 32,920,348.95

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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.