Home / 14,957,098.31-20,642,382.55-8,767,345.86

Finding the Fourth Proportional to 14,957,098.31, 20,642,382.55 and 8,767,345.86

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Solution

The fourth proportional to 14,957,098.31, 20,642,382.55 and 8,767,345.86 is: 12,099,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,957,098.31 : 20,642,382.55 = 8,767,345.86 : x
  2. Step 2: Convert to fraction form
    14,957,098.31/20,642,382.55 = 8,767,345.86/x
  3. Step 3: Cross multiply
    14,957,098.31x = 20,642,382.55 × 8,767,345.86
  4. Step 4: Simplify right side
    14,957,098.31x = 180,978,907,151,921.59
  5. Step 5: Solve for x
    x = 180,978,907,151,921.59/14,957,098.31
  6. Step 6: Final answer
    x = 12,099,867.46

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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.