Home / 21,322,768.01-31,988,138.65-8,544,269.03

Finding the Fourth Proportional to 21,322,768.01, 31,988,138.65 and 8,544,269.03

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Solution

The fourth proportional to 21,322,768.01, 31,988,138.65 and 8,544,269.03 is: 12,818,001.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,322,768.01 : 31,988,138.65 = 8,544,269.03 : x
  2. Step 2: Convert to fraction form
    21,322,768.01/31,988,138.65 = 8,544,269.03/x
  3. Step 3: Cross multiply
    21,322,768.01x = 31,988,138.65 × 8,544,269.03
  4. Step 4: Simplify right side
    21,322,768.01x = 273,315,262,213,239.66
  5. Step 5: Solve for x
    x = 273,315,262,213,239.66/21,322,768.01
  6. Step 6: Final answer
    x = 12,818,001.03

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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.