Home / 14,519,898-20,037,106.08-7,993,475.28

Finding the Fourth Proportional to 14,519,898, 20,037,106.08 and 7,993,475.28

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Solution

The fourth proportional to 14,519,898, 20,037,106.08 and 7,993,475.28 is: 11,030,801.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519,898 : 20,037,106.08 = 7,993,475.28 : x
  2. Step 2: Convert to fraction form
    14,519,898/20,037,106.08 = 7,993,475.28/x
  3. Step 3: Cross multiply
    14,519,898x = 20,037,106.08 × 7,993,475.28
  4. Step 4: Simplify right side
    14,519,898x = 160,166,112,133,217.69
  5. Step 5: Solve for x
    x = 160,166,112,133,217.69/14,519,898
  6. Step 6: Final answer
    x = 11,030,801.47

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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.