Home / 9,789,788.66-14,679,640.73-4,393,813.28

Finding the Fourth Proportional to 9,789,788.66, 14,679,640.73 and 4,393,813.28

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Solution

The fourth proportional to 9,789,788.66, 14,679,640.73 and 4,393,813.28 is: 6,588,456.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,789,788.66 : 14,679,640.73 = 4,393,813.28 : x
  2. Step 2: Convert to fraction form
    9,789,788.66/14,679,640.73 = 4,393,813.28/x
  3. Step 3: Cross multiply
    9,789,788.66x = 14,679,640.73 × 4,393,813.28
  4. Step 4: Simplify right side
    9,789,788.66x = 64,499,600,322,689.23
  5. Step 5: Solve for x
    x = 64,499,600,322,689.23/9,789,788.66
  6. Step 6: Final answer
    x = 6,588,456.87

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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.