Home / 10,657,685.10-15,979,653.96-4,181,414.95

Finding the Fourth Proportional to 10,657,685.10, 15,979,653.96 and 4,181,414.95

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Solution

The fourth proportional to 10,657,685.10, 15,979,653.96 and 4,181,414.95 is: 6,269,425.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657,685.10 : 15,979,653.96 = 4,181,414.95 : x
  2. Step 2: Convert to fraction form
    10,657,685.10/15,979,653.96 = 4,181,414.95/x
  3. Step 3: Cross multiply
    10,657,685.10x = 15,979,653.96 × 4,181,414.95
  4. Step 4: Simplify right side
    10,657,685.10x = 66,817,563,933,742.59
  5. Step 5: Solve for x
    x = 66,817,563,933,742.59/10,657,685.10
  6. Step 6: Final answer
    x = 6,269,425.61

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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.