Home / 18,409,466.26-27,609,770.13-5,630,081.86

Finding the Fourth Proportional to 18,409,466.26, 27,609,770.13 and 5,630,081.86

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Solution

The fourth proportional to 18,409,466.26, 27,609,770.13 and 5,630,081.86 is: 8,443,768.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,409,466.26 : 27,609,770.13 = 5,630,081.86 : x
  2. Step 2: Convert to fraction form
    18,409,466.26/27,609,770.13 = 5,630,081.86/x
  3. Step 3: Cross multiply
    18,409,466.26x = 27,609,770.13 × 5,630,081.86
  4. Step 4: Simplify right side
    18,409,466.26x = 155,445,265,967,682.84
  5. Step 5: Solve for x
    x = 155,445,265,967,682.84/18,409,466.26
  6. Step 6: Final answer
    x = 8,443,768.21

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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.