Home / 20,468,562.27-28,243,281.80-12,094,766.82

Finding the Fourth Proportional to 20,468,562.27, 28,243,281.80 and 12,094,766.82

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Solution

The fourth proportional to 20,468,562.27, 28,243,281.80 and 12,094,766.82 is: 16,688,808.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,468,562.27 : 28,243,281.80 = 12,094,766.82 : x
  2. Step 2: Convert to fraction form
    20,468,562.27/28,243,281.80 = 12,094,766.82/x
  3. Step 3: Cross multiply
    20,468,562.27x = 28,243,281.80 × 12,094,766.82
  4. Step 4: Simplify right side
    20,468,562.27x = 341,595,907,542,076.06
  5. Step 5: Solve for x
    x = 341,595,907,542,076.06/20,468,562.27
  6. Step 6: Final answer
    x = 16,688,808.09

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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.