Home / 13,993,945.30-21,000,249.15-6,417,010.90

Finding the Fourth Proportional to 13,993,945.30, 21,000,249.15 and 6,417,010.90

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Solution

The fourth proportional to 13,993,945.30, 21,000,249.15 and 6,417,010.90 is: 9,629,795.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,993,945.30 : 21,000,249.15 = 6,417,010.90 : x
  2. Step 2: Convert to fraction form
    13,993,945.30/21,000,249.15 = 6,417,010.90/x
  3. Step 3: Cross multiply
    13,993,945.30x = 21,000,249.15 × 6,417,010.90
  4. Step 4: Simplify right side
    13,993,945.30x = 134,758,827,698,265.73
  5. Step 5: Solve for x
    x = 134,758,827,698,265.73/13,993,945.30
  6. Step 6: Final answer
    x = 9,629,795.23

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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.