Home / 14,335,930.80-21,503,896.20-4,238,551.80

Finding the Fourth Proportional to 14,335,930.80, 21,503,896.20 and 4,238,551.80

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Solution

The fourth proportional to 14,335,930.80, 21,503,896.20 and 4,238,551.80 is: 6,357,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335,930.80 : 21,503,896.20 = 4,238,551.80 : x
  2. Step 2: Convert to fraction form
    14,335,930.80/21,503,896.20 = 4,238,551.80/x
  3. Step 3: Cross multiply
    14,335,930.80x = 21,503,896.20 × 4,238,551.80
  4. Step 4: Simplify right side
    14,335,930.80x = 91,145,377,945,523.16
  5. Step 5: Solve for x
    x = 91,145,377,945,523.16/14,335,930.80
  6. Step 6: Final answer
    x = 6,357,827.70

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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.