Home / 13,877,414.52-20,828,079.22-9,620,572.12

Finding the Fourth Proportional to 13,877,414.52, 20,828,079.22 and 9,620,572.12

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Solution

The fourth proportional to 13,877,414.52, 20,828,079.22 and 9,620,572.12 is: 14,439,147.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,877,414.52 : 20,828,079.22 = 9,620,572.12 : x
  2. Step 2: Convert to fraction form
    13,877,414.52/20,828,079.22 = 9,620,572.12/x
  3. Step 3: Cross multiply
    13,877,414.52x = 20,828,079.22 × 9,620,572.12
  4. Step 4: Simplify right side
    13,877,414.52x = 200,378,038,257,083.31
  5. Step 5: Solve for x
    x = 200,378,038,257,083.31/13,877,414.52
  6. Step 6: Final answer
    x = 14,439,147.72

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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.