Home / 22,555,575.20-31,127,388.36-13,261,459.16

Finding the Fourth Proportional to 22,555,575.20, 31,127,388.36 and 13,261,459.16

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Solution

The fourth proportional to 22,555,575.20, 31,127,388.36 and 13,261,459.16 is: 18,301,222.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,555,575.20 : 31,127,388.36 = 13,261,459.16 : x
  2. Step 2: Convert to fraction form
    22,555,575.20/31,127,388.36 = 13,261,459.16/x
  3. Step 3: Cross multiply
    22,555,575.20x = 31,127,388.36 × 13,261,459.16
  4. Step 4: Simplify right side
    22,555,575.20x = 412,794,589,493,599.38
  5. Step 5: Solve for x
    x = 412,794,589,493,599.38/22,555,575.20
  6. Step 6: Final answer
    x = 18,301,222.02

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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.