Home / 12,995,588.58-19,504,580.31-9,009,299.94

Finding the Fourth Proportional to 12,995,588.58, 19,504,580.31 and 9,009,299.94

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Solution

The fourth proportional to 12,995,588.58, 19,504,580.31 and 9,009,299.94 is: 13,521,712.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,995,588.58 : 19,504,580.31 = 9,009,299.94 : x
  2. Step 2: Convert to fraction form
    12,995,588.58/19,504,580.31 = 9,009,299.94/x
  3. Step 3: Cross multiply
    12,995,588.58x = 19,504,580.31 × 9,009,299.94
  4. Step 4: Simplify right side
    12,995,588.58x = 175,722,614,216,608.16
  5. Step 5: Solve for x
    x = 175,722,614,216,608.16/12,995,588.58
  6. Step 6: Final answer
    x = 13,521,712.63

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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.