Home / 22,855,345.83-31,541,286.60-12,542,437.98

Finding the Fourth Proportional to 22,855,345.83, 31,541,286.60 and 12,542,437.98

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Solution

The fourth proportional to 22,855,345.83, 31,541,286.60 and 12,542,437.98 is: 17,309,063.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,855,345.83 : 31,541,286.60 = 12,542,437.98 : x
  2. Step 2: Convert to fraction form
    22,855,345.83/31,541,286.60 = 12,542,437.98/x
  3. Step 3: Cross multiply
    22,855,345.83x = 31,541,286.60 × 12,542,437.98
  4. Step 4: Simplify right side
    22,855,345.83x = 395,604,630,989,905.12
  5. Step 5: Solve for x
    x = 395,604,630,989,905.12/22,855,345.83
  6. Step 6: Final answer
    x = 17,309,063.44

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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.