Home / 22,634,420.32-31,235,503.62-12,321,220.60

Finding the Fourth Proportional to 22,634,420.32, 31,235,503.62 and 12,321,220.60

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Solution

The fourth proportional to 22,634,420.32, 31,235,503.62 and 12,321,220.60 is: 17,003,286.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,634,420.32 : 31,235,503.62 = 12,321,220.60 : x
  2. Step 2: Convert to fraction form
    22,634,420.32/31,235,503.62 = 12,321,220.60/x
  3. Step 3: Cross multiply
    22,634,420.32x = 31,235,503.62 × 12,321,220.60
  4. Step 4: Simplify right side
    22,634,420.32x = 384,859,530,654,118.56
  5. Step 5: Solve for x
    x = 384,859,530,654,118.56/22,634,420.32
  6. Step 6: Final answer
    x = 17,003,286.38

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1.5x scale

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.