Home / 15,001,949.82-20,702,263.10-8,806,896.90

Finding the Fourth Proportional to 15,001,949.82, 20,702,263.10 and 8,806,896.90

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Solution

The fourth proportional to 15,001,949.82, 20,702,263.10 and 8,806,896.90 is: 12,153,266.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,001,949.82 : 20,702,263.10 = 8,806,896.90 : x
  2. Step 2: Convert to fraction form
    15,001,949.82/20,702,263.10 = 8,806,896.90/x
  3. Step 3: Cross multiply
    15,001,949.82x = 20,702,263.10 × 8,806,896.90
  4. Step 4: Simplify right side
    15,001,949.82x = 182,322,696,718,374.41
  5. Step 5: Solve for x
    x = 182,322,696,718,374.41/15,001,949.82
  6. Step 6: Final answer
    x = 12,153,266.67

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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.