Home / 8,178,031.98-11,285,761.32-4,507,082.82

Finding the Fourth Proportional to 8,178,031.98, 11,285,761.32 and 4,507,082.82

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Solution

The fourth proportional to 8,178,031.98, 11,285,761.32 and 4,507,082.82 is: 6,219,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,031.98 : 11,285,761.32 = 4,507,082.82 : x
  2. Step 2: Convert to fraction form
    8,178,031.98/11,285,761.32 = 4,507,082.82/x
  3. Step 3: Cross multiply
    8,178,031.98x = 11,285,761.32 × 4,507,082.82
  4. Step 4: Simplify right side
    8,178,031.98x = 50,865,860,955,992.52
  5. Step 5: Solve for x
    x = 50,865,860,955,992.52/8,178,031.98
  6. Step 6: Final answer
    x = 6,219,816.83

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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.