Home / 11,491,276.32-15,858,072-6,334,822.80

Finding the Fourth Proportional to 11,491,276.32, 15,858,072 and 6,334,822.80

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Solution

The fourth proportional to 11,491,276.32, 15,858,072 and 6,334,822.80 is: 8,742,116.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,276.32 : 15,858,072 = 6,334,822.80 : x
  2. Step 2: Convert to fraction form
    11,491,276.32/15,858,072 = 6,334,822.80/x
  3. Step 3: Cross multiply
    11,491,276.32x = 15,858,072 × 6,334,822.80
  4. Step 4: Simplify right side
    11,491,276.32x = 100,458,076,069,641.59
  5. Step 5: Solve for x
    x = 100,458,076,069,641.59/11,491,276.32
  6. Step 6: Final answer
    x = 8,742,116.48

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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.