Home / 27,919,722.83-41,881,928.42-8,489,117.56

Finding the Fourth Proportional to 27,919,722.83, 41,881,928.42 and 8,489,117.56

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Solution

The fourth proportional to 27,919,722.83, 41,881,928.42 and 8,489,117.56 is: 12,734,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919,722.83 : 41,881,928.42 = 8,489,117.56 : x
  2. Step 2: Convert to fraction form
    27,919,722.83/41,881,928.42 = 8,489,117.56/x
  3. Step 3: Cross multiply
    27,919,722.83x = 41,881,928.42 × 8,489,117.56
  4. Step 4: Simplify right side
    27,919,722.83x = 355,540,613,996,885.06
  5. Step 5: Solve for x
    x = 355,540,613,996,885.06/27,919,722.83
  6. Step 6: Final answer
    x = 12,734,389.10

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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.