Home / 28,968,621.20-43,486,109.40-17,008,096.40

Finding the Fourth Proportional to 28,968,621.20, 43,486,109.40 and 17,008,096.40

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Solution

The fourth proportional to 28,968,621.20, 43,486,109.40 and 17,008,096.40 is: 25,531,623.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,968,621.20 : 43,486,109.40 = 17,008,096.40 : x
  2. Step 2: Convert to fraction form
    28,968,621.20/43,486,109.40 = 17,008,096.40/x
  3. Step 3: Cross multiply
    28,968,621.20x = 43,486,109.40 × 17,008,096.40
  4. Step 4: Simplify right side
    28,968,621.20x = 739,615,940,736,146.12
  5. Step 5: Solve for x
    x = 739,615,940,736,146.12/28,968,621.20
  6. Step 6: Final answer
    x = 25,531,623.88

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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.