Home / 23,117,001.39-31,901,977.40-13,193,685.03

Finding the Fourth Proportional to 23,117,001.39, 31,901,977.40 and 13,193,685.03

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Solution

The fourth proportional to 23,117,001.39, 31,901,977.40 and 13,193,685.03 is: 18,207,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,117,001.39 : 31,901,977.40 = 13,193,685.03 : x
  2. Step 2: Convert to fraction form
    23,117,001.39/31,901,977.40 = 13,193,685.03/x
  3. Step 3: Cross multiply
    23,117,001.39x = 31,901,977.40 × 13,193,685.03
  4. Step 4: Simplify right side
    23,117,001.39x = 420,904,641,583,809.88
  5. Step 5: Solve for x
    x = 420,904,641,583,809.88/23,117,001.39
  6. Step 6: Final answer
    x = 18,207,579.54

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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.