Home / 9,181,172.20-13,756,011.90-4,378,520.20

Finding the Fourth Proportional to 9,181,172.20, 13,756,011.90 and 4,378,520.20

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Solution

The fourth proportional to 9,181,172.20, 13,756,011.90 and 4,378,520.20 is: 6,560,270.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,181,172.20 : 13,756,011.90 = 4,378,520.20 : x
  2. Step 2: Convert to fraction form
    9,181,172.20/13,756,011.90 = 4,378,520.20/x
  3. Step 3: Cross multiply
    9,181,172.20x = 13,756,011.90 × 4,378,520.20
  4. Step 4: Simplify right side
    9,181,172.20x = 60,230,975,975,590.38
  5. Step 5: Solve for x
    x = 60,230,975,975,590.38/9,181,172.20
  6. Step 6: Final answer
    x = 6,560,270.81

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1.5x scale

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.