Home / 20,257,775.35-27,959,262.59-12,002,485.49

Finding the Fourth Proportional to 20,257,775.35, 27,959,262.59 and 12,002,485.49

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Solution

The fourth proportional to 20,257,775.35, 27,959,262.59 and 12,002,485.49 is: 16,565,523.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,257,775.35 : 27,959,262.59 = 12,002,485.49 : x
  2. Step 2: Convert to fraction form
    20,257,775.35/27,959,262.59 = 12,002,485.49/x
  3. Step 3: Cross multiply
    20,257,775.35x = 27,959,262.59 × 12,002,485.49
  4. Step 4: Simplify right side
    20,257,775.35x = 335,580,643,699,902.81
  5. Step 5: Solve for x
    x = 335,580,643,699,902.81/20,257,775.35
  6. Step 6: Final answer
    x = 16,565,523.01

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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.