Home / 18,701,359.20-28,028,419.20-9,096,055.20

Finding the Fourth Proportional to 18,701,359.20, 28,028,419.20 and 9,096,055.20

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Solution

The fourth proportional to 18,701,359.20, 28,028,419.20 and 9,096,055.20 is: 13,632,594.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701,359.20 : 28,028,419.20 = 9,096,055.20 : x
  2. Step 2: Convert to fraction form
    18,701,359.20/28,028,419.20 = 9,096,055.20/x
  3. Step 3: Cross multiply
    18,701,359.20x = 28,028,419.20 × 9,096,055.20
  4. Step 4: Simplify right side
    18,701,359.20x = 254,948,048,211,939.81
  5. Step 5: Solve for x
    x = 254,948,048,211,939.81/18,701,359.20
  6. Step 6: Final answer
    x = 13,632,594.59

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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.