Home / 8,571,393.46-12,856,302.86-2,891,666.98

Finding the Fourth Proportional to 8,571,393.46, 12,856,302.86 and 2,891,666.98

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Solution

The fourth proportional to 8,571,393.46, 12,856,302.86 and 2,891,666.98 is: 4,337,234.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,571,393.46 : 12,856,302.86 = 2,891,666.98 : x
  2. Step 2: Convert to fraction form
    8,571,393.46/12,856,302.86 = 2,891,666.98/x
  3. Step 3: Cross multiply
    8,571,393.46x = 12,856,302.86 × 2,891,666.98
  4. Step 4: Simplify right side
    8,571,393.46x = 37,176,146,418,542.47
  5. Step 5: Solve for x
    x = 37,176,146,418,542.47/8,571,393.46
  6. Step 6: Final answer
    x = 4,337,234.85

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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.