Home / 56,520,163.80-84,802,364.10-20,622,000.60

Finding the Fourth Proportional to 56,520,163.80, 84,802,364.10 and 20,622,000.60

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Solution

The fourth proportional to 56,520,163.80, 84,802,364.10 and 20,622,000.60 is: 30,941,071.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,520,163.80 : 84,802,364.10 = 20,622,000.60 : x
  2. Step 2: Convert to fraction form
    56,520,163.80/84,802,364.10 = 20,622,000.60/x
  3. Step 3: Cross multiply
    56,520,163.80x = 84,802,364.10 × 20,622,000.60
  4. Step 4: Simplify right side
    56,520,163.80x = 1,748,794,403,351,618.50
  5. Step 5: Solve for x
    x = 1,748,794,403,351,618.50/56,520,163.80
  6. Step 6: Final answer
    x = 30,941,071.04

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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.