Home / 18,378,157.20-27,567,457.28-5,598,772.60

Finding the Fourth Proportional to 18,378,157.20, 27,567,457.28 and 5,598,772.60

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Solution

The fourth proportional to 18,378,157.20, 27,567,457.28 and 5,598,772.60 is: 8,398,226.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,378,157.20 : 27,567,457.28 = 5,598,772.60 : x
  2. Step 2: Convert to fraction form
    18,378,157.20/27,567,457.28 = 5,598,772.60/x
  3. Step 3: Cross multiply
    18,378,157.20x = 27,567,457.28 × 5,598,772.60
  4. Step 4: Simplify right side
    18,378,157.20x = 154,343,924,470,934.53
  5. Step 5: Solve for x
    x = 154,343,924,470,934.53/18,378,157.20
  6. Step 6: Final answer
    x = 8,398,226.37

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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.