Home / 40,854,269.52-56,378,878.20-22,519,861.20

Finding the Fourth Proportional to 40,854,269.52, 56,378,878.20 and 22,519,861.20

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Solution

The fourth proportional to 40,854,269.52, 56,378,878.20 and 22,519,861.20 is: 31,077,400.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,854,269.52 : 56,378,878.20 = 22,519,861.20 : x
  2. Step 2: Convert to fraction form
    40,854,269.52/56,378,878.20 = 22,519,861.20/x
  3. Step 3: Cross multiply
    40,854,269.52x = 56,378,878.20 × 22,519,861.20
  4. Step 4: Simplify right side
    40,854,269.52x = 1,269,644,511,675,705.75
  5. Step 5: Solve for x
    x = 1,269,644,511,675,705.75/40,854,269.52
  6. Step 6: Final answer
    x = 31,077,400.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.