Home / 6,296,420.07-9,446,279.76-1,978,295.90

Finding the Fourth Proportional to 6,296,420.07, 9,446,279.76 and 1,978,295.90

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Solution

The fourth proportional to 6,296,420.07, 9,446,279.76 and 1,978,295.90 is: 2,967,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,296,420.07 : 9,446,279.76 = 1,978,295.90 : x
  2. Step 2: Convert to fraction form
    6,296,420.07/9,446,279.76 = 1,978,295.90/x
  3. Step 3: Cross multiply
    6,296,420.07x = 9,446,279.76 × 1,978,295.90
  4. Step 4: Simplify right side
    6,296,420.07x = 18,687,536,472,229.59
  5. Step 5: Solve for x
    x = 18,687,536,472,229.59/6,296,420.07
  6. Step 6: Final answer
    x = 2,967,962.15

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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.