Home / 12,107,802.96-16,708,759.08-6,601,177.52

Finding the Fourth Proportional to 12,107,802.96, 16,708,759.08 and 6,601,177.52

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Solution

The fourth proportional to 12,107,802.96, 16,708,759.08 and 6,601,177.52 is: 9,109,620.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,107,802.96 : 16,708,759.08 = 6,601,177.52 : x
  2. Step 2: Convert to fraction form
    12,107,802.96/16,708,759.08 = 6,601,177.52/x
  3. Step 3: Cross multiply
    12,107,802.96x = 16,708,759.08 × 6,601,177.52
  4. Step 4: Simplify right side
    12,107,802.96x = 110,297,484,825,991.88
  5. Step 5: Solve for x
    x = 110,297,484,825,991.88/12,107,802.96
  6. Step 6: Final answer
    x = 9,109,620.07

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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.