Home / 37,656,407.30-51,962,990.19-21,133,340.72

Finding the Fourth Proportional to 37,656,407.30, 51,962,990.19 and 21,133,340.72

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Solution

The fourth proportional to 37,656,407.30, 51,962,990.19 and 21,133,340.72 is: 29,162,409.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,656,407.30 : 51,962,990.19 = 21,133,340.72 : x
  2. Step 2: Convert to fraction form
    37,656,407.30/51,962,990.19 = 21,133,340.72/x
  3. Step 3: Cross multiply
    37,656,407.30x = 51,962,990.19 × 21,133,340.72
  4. Step 4: Simplify right side
    37,656,407.30x = 1,098,151,576,489,958.88
  5. Step 5: Solve for x
    x = 1,098,151,576,489,958.88/37,656,407.30
  6. Step 6: Final answer
    x = 29,162,409.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.