Home / 8,381,672.74-12,628,516.39-7,572,996.46

Finding the Fourth Proportional to 8,381,672.74, 12,628,516.39 and 7,572,996.46

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Solution

The fourth proportional to 8,381,672.74, 12,628,516.39 and 7,572,996.46 is: 11,410,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,381,672.74 : 12,628,516.39 = 7,572,996.46 : x
  2. Step 2: Convert to fraction form
    8,381,672.74/12,628,516.39 = 7,572,996.46/x
  3. Step 3: Cross multiply
    8,381,672.74x = 12,628,516.39 × 7,572,996.46
  4. Step 4: Simplify right side
    8,381,672.74x = 95,635,709,916,521.98
  5. Step 5: Solve for x
    x = 95,635,709,916,521.98/8,381,672.74
  6. Step 6: Final answer
    x = 11,410,098.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.