Home / 56,932,310.80-85,398,665.88-13,801,338.64

Finding the Fourth Proportional to 56,932,310.80, 85,398,665.88 and 13,801,338.64

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Solution

The fourth proportional to 56,932,310.80, 85,398,665.88 and 13,801,338.64 is: 20,702,056.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,932,310.80 : 85,398,665.88 = 13,801,338.64 : x
  2. Step 2: Convert to fraction form
    56,932,310.80/85,398,665.88 = 13,801,338.64/x
  3. Step 3: Cross multiply
    56,932,310.80x = 85,398,665.88 × 13,801,338.64
  4. Step 4: Simplify right side
    56,932,310.80x = 1,178,615,907,214,093.50
  5. Step 5: Solve for x
    x = 1,178,615,907,214,093.50/56,932,310.80
  6. Step 6: Final answer
    x = 20,702,056.37

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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.