Home / 20,104,509.23-30,151,781.58-5,727,701.58

Finding the Fourth Proportional to 20,104,509.23, 30,151,781.58 and 5,727,701.58

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Solution

The fourth proportional to 20,104,509.23, 30,151,781.58 and 5,727,701.58 is: 8,590,132.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104,509.23 : 30,151,781.58 = 5,727,701.58 : x
  2. Step 2: Convert to fraction form
    20,104,509.23/30,151,781.58 = 5,727,701.58/x
  3. Step 3: Cross multiply
    20,104,509.23x = 30,151,781.58 × 5,727,701.58
  4. Step 4: Simplify right side
    20,104,509.23x = 172,700,406,995,580.88
  5. Step 5: Solve for x
    x = 172,700,406,995,580.88/20,104,509.23
  6. Step 6: Final answer
    x = 8,590,132.94

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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.