Home / 5,430,691.80-8,134,227.90-3,297,054.60

Finding the Fourth Proportional to 5,430,691.80, 8,134,227.90 and 3,297,054.60

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Solution

The fourth proportional to 5,430,691.80, 8,134,227.90 and 3,297,054.60 is: 4,938,411.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,691.80 : 8,134,227.90 = 3,297,054.60 : x
  2. Step 2: Convert to fraction form
    5,430,691.80/8,134,227.90 = 3,297,054.60/x
  3. Step 3: Cross multiply
    5,430,691.80x = 8,134,227.90 × 3,297,054.60
  4. Step 4: Simplify right side
    5,430,691.80x = 26,818,993,515,143.34
  5. Step 5: Solve for x
    x = 26,818,993,515,143.34/5,430,691.80
  6. Step 6: Final answer
    x = 4,938,411.99

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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.