Home / 37,559,319.68-56,359,912.80-20,287,172

Finding the Fourth Proportional to 37,559,319.68, 56,359,912.80 and 20,287,172

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Solution

The fourth proportional to 37,559,319.68, 56,359,912.80 and 20,287,172 is: 30,442,064.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,559,319.68 : 56,359,912.80 = 20,287,172 : x
  2. Step 2: Convert to fraction form
    37,559,319.68/56,359,912.80 = 20,287,172/x
  3. Step 3: Cross multiply
    37,559,319.68x = 56,359,912.80 × 20,287,172
  4. Step 4: Simplify right side
    37,559,319.68x = 1,143,383,244,878,601.50
  5. Step 5: Solve for x
    x = 1,143,383,244,878,601.50/37,559,319.68
  6. Step 6: Final answer
    x = 30,442,064.84

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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.