Home / 14,726,428.76-20,322,277.98-8,110,890.20

Finding the Fourth Proportional to 14,726,428.76, 20,322,277.98 and 8,110,890.20

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Solution

The fourth proportional to 14,726,428.76, 20,322,277.98 and 8,110,890.20 is: 11,192,921.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,726,428.76 : 20,322,277.98 = 8,110,890.20 : x
  2. Step 2: Convert to fraction form
    14,726,428.76/20,322,277.98 = 8,110,890.20/x
  3. Step 3: Cross multiply
    14,726,428.76x = 20,322,277.98 × 8,110,890.20
  4. Step 4: Simplify right side
    14,726,428.76x = 164,831,765,309,657.81
  5. Step 5: Solve for x
    x = 164,831,765,309,657.81/14,726,428.76
  6. Step 6: Final answer
    x = 11,192,921.79

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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.