Home / 8,668,816.80-13,007,113.20-2,993,114.40

Finding the Fourth Proportional to 8,668,816.80, 13,007,113.20 and 2,993,114.40

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Solution

The fourth proportional to 8,668,816.80, 13,007,113.20 and 2,993,114.40 is: 4,491,014.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668,816.80 : 13,007,113.20 = 2,993,114.40 : x
  2. Step 2: Convert to fraction form
    8,668,816.80/13,007,113.20 = 2,993,114.40/x
  3. Step 3: Cross multiply
    8,668,816.80x = 13,007,113.20 × 2,993,114.40
  4. Step 4: Simplify right side
    8,668,816.80x = 38,931,777,821,350.08
  5. Step 5: Solve for x
    x = 38,931,777,821,350.08/8,668,816.80
  6. Step 6: Final answer
    x = 4,491,014.02

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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.