Home / 6,252,615.90-9,378,049.05-1,993,214.70

Finding the Fourth Proportional to 6,252,615.90, 9,378,049.05 and 1,993,214.70

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Solution

The fourth proportional to 6,252,615.90, 9,378,049.05 and 1,993,214.70 is: 2,989,543.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,252,615.90 : 9,378,049.05 = 1,993,214.70 : x
  2. Step 2: Convert to fraction form
    6,252,615.90/9,378,049.05 = 1,993,214.70/x
  3. Step 3: Cross multiply
    6,252,615.90x = 9,378,049.05 × 1,993,214.70
  4. Step 4: Simplify right side
    6,252,615.90x = 18,692,465,223,781.04
  5. Step 5: Solve for x
    x = 18,692,465,223,781.04/6,252,615.90
  6. Step 6: Final answer
    x = 2,989,543.18

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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.