Home / 15,444,145.80-23,166,218.70-11,867,963.40

Finding the Fourth Proportional to 15,444,145.80, 23,166,218.70 and 11,867,963.40

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Solution

The fourth proportional to 15,444,145.80, 23,166,218.70 and 11,867,963.40 is: 17,801,945.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444,145.80 : 23,166,218.70 = 11,867,963.40 : x
  2. Step 2: Convert to fraction form
    15,444,145.80/23,166,218.70 = 11,867,963.40/x
  3. Step 3: Cross multiply
    15,444,145.80x = 23,166,218.70 × 11,867,963.40
  4. Step 4: Simplify right side
    15,444,145.80x = 274,935,835,647,995.59
  5. Step 5: Solve for x
    x = 274,935,835,647,995.59/15,444,145.80
  6. Step 6: Final answer
    x = 17,801,945.10

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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.