Home / 22,031,670.61-30,403,100.80-12,241,863.09

Finding the Fourth Proportional to 22,031,670.61, 30,403,100.80 and 12,241,863.09

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Solution

The fourth proportional to 22,031,670.61, 30,403,100.80 and 12,241,863.09 is: 16,893,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,031,670.61 : 30,403,100.80 = 12,241,863.09 : x
  2. Step 2: Convert to fraction form
    22,031,670.61/30,403,100.80 = 12,241,863.09/x
  3. Step 3: Cross multiply
    22,031,670.61x = 30,403,100.80 × 12,241,863.09
  4. Step 4: Simplify right side
    22,031,670.61x = 372,190,597,670,287
  5. Step 5: Solve for x
    x = 372,190,597,670,287/22,031,670.61
  6. Step 6: Final answer
    x = 16,893,435.10

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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.