Home / 20,104,530.10-30,151,812.88-5,727,722.44

Finding the Fourth Proportional to 20,104,530.10, 30,151,812.88 and 5,727,722.44

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Solution

The fourth proportional to 20,104,530.10, 30,151,812.88 and 5,727,722.44 is: 8,590,164.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104,530.10 : 30,151,812.88 = 5,727,722.44 : x
  2. Step 2: Convert to fraction form
    20,104,530.10/30,151,812.88 = 5,727,722.44/x
  3. Step 3: Cross multiply
    20,104,530.10x = 30,151,812.88 × 5,727,722.44
  4. Step 4: Simplify right side
    20,104,530.10x = 172,701,215,239,457.03
  5. Step 5: Solve for x
    x = 172,701,215,239,457.03/20,104,530.10
  6. Step 6: Final answer
    x = 8,590,164.23

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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.