Home / 6,343,748.87-8,754,379.92-3,443,140.34

Finding the Fourth Proportional to 6,343,748.87, 8,754,379.92 and 3,443,140.34

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Solution

The fourth proportional to 6,343,748.87, 8,754,379.92 and 3,443,140.34 is: 4,751,537.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343,748.87 : 8,754,379.92 = 3,443,140.34 : x
  2. Step 2: Convert to fraction form
    6,343,748.87/8,754,379.92 = 3,443,140.34/x
  3. Step 3: Cross multiply
    6,343,748.87x = 8,754,379.92 × 3,443,140.34
  4. Step 4: Simplify right side
    6,343,748.87x = 30,142,558,610,466.07
  5. Step 5: Solve for x
    x = 30,142,558,610,466.07/6,343,748.87
  6. Step 6: Final answer
    x = 4,751,537.18

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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.