Home / 20,104,528.34-30,151,810.26-5,727,720.69

Finding the Fourth Proportional to 20,104,528.34, 30,151,810.26 and 5,727,720.69

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Solution

The fourth proportional to 20,104,528.34, 30,151,810.26 and 5,727,720.69 is: 8,590,161.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104,528.34 : 30,151,810.26 = 5,727,720.69 : x
  2. Step 2: Convert to fraction form
    20,104,528.34/30,151,810.26 = 5,727,720.69/x
  3. Step 3: Cross multiply
    20,104,528.34x = 30,151,810.26 × 5,727,720.69
  4. Step 4: Simplify right side
    20,104,528.34x = 172,701,147,467,156.31
  5. Step 5: Solve for x
    x = 172,701,147,467,156.31/20,104,528.34
  6. Step 6: Final answer
    x = 8,590,161.61

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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.