Home / 12,554,428.96-17,324,155.49-7,046,739.75

Finding the Fourth Proportional to 12,554,428.96, 17,324,155.49 and 7,046,739.75

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Solution

The fourth proportional to 12,554,428.96, 17,324,155.49 and 7,046,739.75 is: 9,723,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554,428.96 : 17,324,155.49 = 7,046,739.75 : x
  2. Step 2: Convert to fraction form
    12,554,428.96/17,324,155.49 = 7,046,739.75/x
  3. Step 3: Cross multiply
    12,554,428.96x = 17,324,155.49 × 7,046,739.75
  4. Step 4: Simplify right side
    12,554,428.96x = 122,078,815,152,257.28
  5. Step 5: Solve for x
    x = 122,078,815,152,257.28/12,554,428.96
  6. Step 6: Final answer
    x = 9,723,963.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.