Home / 13,898,295.95-20,818,115.64-11,150,969.13

Finding the Fourth Proportional to 13,898,295.95, 20,818,115.64 and 11,150,969.13

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Solution

The fourth proportional to 13,898,295.95, 20,818,115.64 and 11,150,969.13 is: 16,702,922.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898,295.95 : 20,818,115.64 = 11,150,969.13 : x
  2. Step 2: Convert to fraction form
    13,898,295.95/20,818,115.64 = 11,150,969.13/x
  3. Step 3: Cross multiply
    13,898,295.95x = 20,818,115.64 × 11,150,969.13
  4. Step 4: Simplify right side
    13,898,295.95x = 232,142,164,846,410.22
  5. Step 5: Solve for x
    x = 232,142,164,846,410.22/13,898,295.95
  6. Step 6: Final answer
    x = 16,702,922.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.