Home / 9,328,853.06-12,874,255.52-5,462,619.78

Finding the Fourth Proportional to 9,328,853.06, 12,874,255.52 and 5,462,619.78

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Solution

The fourth proportional to 9,328,853.06, 12,874,255.52 and 5,462,619.78 is: 7,538,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,328,853.06 : 12,874,255.52 = 5,462,619.78 : x
  2. Step 2: Convert to fraction form
    9,328,853.06/12,874,255.52 = 5,462,619.78/x
  3. Step 3: Cross multiply
    9,328,853.06x = 12,874,255.52 × 5,462,619.78
  4. Step 4: Simplify right side
    9,328,853.06x = 70,327,162,856,326.19
  5. Step 5: Solve for x
    x = 70,327,162,856,326.19/9,328,853.06
  6. Step 6: Final answer
    x = 7,538,671.95

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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.