Home / 6,343,739.50-8,754,370.13-3,443,131.43

Finding the Fourth Proportional to 6,343,739.50, 8,754,370.13 and 3,443,131.43

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Solution

The fourth proportional to 6,343,739.50, 8,754,370.13 and 3,443,131.43 is: 4,751,526.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,739.50 : 8,754,370.13 = 3,443,131.43 : x
  2. Step 2: Convert to fraction form
    6,343,739.50/8,754,370.13 = 3,443,131.43/x
  3. Step 3: Cross multiply
    6,343,739.50x = 8,754,370.13 × 3,443,131.43
  4. Step 4: Simplify right side
    6,343,739.50x = 30,142,446,927,240.53
  5. Step 5: Solve for x
    x = 30,142,446,927,240.53/6,343,739.50
  6. Step 6: Final answer
    x = 4,751,526.60

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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.