Home / 14,339,015.82-21,487,659.73-8,862,417.90

Finding the Fourth Proportional to 14,339,015.82, 21,487,659.73 and 8,862,417.90

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Solution

The fourth proportional to 14,339,015.82, 21,487,659.73 and 8,862,417.90 is: 13,280,731.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,339,015.82 : 21,487,659.73 = 8,862,417.90 : x
  2. Step 2: Convert to fraction form
    14,339,015.82/21,487,659.73 = 8,862,417.90/x
  3. Step 3: Cross multiply
    14,339,015.82x = 21,487,659.73 × 8,862,417.90
  4. Step 4: Simplify right side
    14,339,015.82x = 190,432,620,198,105.12
  5. Step 5: Solve for x
    x = 190,432,620,198,105.12/14,339,015.82
  6. Step 6: Final answer
    x = 13,280,731.58

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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.