Home / 37,012,965.76-51,079,489.14-20,493,090.64

Finding the Fourth Proportional to 37,012,965.76, 51,079,489.14 and 20,493,090.64

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Solution

The fourth proportional to 37,012,965.76, 51,079,489.14 and 20,493,090.64 is: 28,281,348.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,012,965.76 : 51,079,489.14 = 20,493,090.64 : x
  2. Step 2: Convert to fraction form
    37,012,965.76/51,079,489.14 = 20,493,090.64/x
  3. Step 3: Cross multiply
    37,012,965.76x = 51,079,489.14 × 20,493,090.64
  4. Step 4: Simplify right side
    37,012,965.76x = 1,046,776,600,790,915.75
  5. Step 5: Solve for x
    x = 1,046,776,600,790,915.75/37,012,965.76
  6. Step 6: Final answer
    x = 28,281,348.96

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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.