Home / 12,326,256.54-18,453,407.85-7,192,956.06

Finding the Fourth Proportional to 12,326,256.54, 18,453,407.85 and 7,192,956.06

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Solution

The fourth proportional to 12,326,256.54, 18,453,407.85 and 7,192,956.06 is: 10,768,439.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,326,256.54 : 18,453,407.85 = 7,192,956.06 : x
  2. Step 2: Convert to fraction form
    12,326,256.54/18,453,407.85 = 7,192,956.06/x
  3. Step 3: Cross multiply
    12,326,256.54x = 18,453,407.85 × 7,192,956.06
  4. Step 4: Simplify right side
    12,326,256.54x = 132,734,551,822,309.08
  5. Step 5: Solve for x
    x = 132,734,551,822,309.08/12,326,256.54
  6. Step 6: Final answer
    x = 10,768,439.83

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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.