Home / 12,097,259.20-18,154,183.20-5,370,500.80

Finding the Fourth Proportional to 12,097,259.20, 18,154,183.20 and 5,370,500.80

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Solution

The fourth proportional to 12,097,259.20, 18,154,183.20 and 5,370,500.80 is: 8,059,433.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,259.20 : 18,154,183.20 = 5,370,500.80 : x
  2. Step 2: Convert to fraction form
    12,097,259.20/18,154,183.20 = 5,370,500.80/x
  3. Step 3: Cross multiply
    12,097,259.20x = 18,154,183.20 × 5,370,500.80
  4. Step 4: Simplify right side
    12,097,259.20x = 97,497,055,398,946.55
  5. Step 5: Solve for x
    x = 97,497,055,398,946.55/12,097,259.20
  6. Step 6: Final answer
    x = 8,059,433.45

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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.