Home / 8,665,106.76-11,957,973.30-4,991,996.52

Finding the Fourth Proportional to 8,665,106.76, 11,957,973.30 and 4,991,996.52

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Solution

The fourth proportional to 8,665,106.76, 11,957,973.30 and 4,991,996.52 is: 6,889,027.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,665,106.76 : 11,957,973.30 = 4,991,996.52 : x
  2. Step 2: Convert to fraction form
    8,665,106.76/11,957,973.30 = 4,991,996.52/x
  3. Step 3: Cross multiply
    8,665,106.76x = 11,957,973.30 × 4,991,996.52
  4. Step 4: Simplify right side
    8,665,106.76x = 59,694,161,099,852.91
  5. Step 5: Solve for x
    x = 59,694,161,099,852.91/8,665,106.76
  6. Step 6: Final answer
    x = 6,889,027.77

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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.