Home / 20,064,049.62-27,689,070.04-19,144,682.64

Finding the Fourth Proportional to 20,064,049.62, 27,689,070.04 and 19,144,682.64

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Solution

The fourth proportional to 20,064,049.62, 27,689,070.04 and 19,144,682.64 is: 26,420,312.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,049.62 : 27,689,070.04 = 19,144,682.64 : x
  2. Step 2: Convert to fraction form
    20,064,049.62/27,689,070.04 = 19,144,682.64/x
  3. Step 3: Cross multiply
    20,064,049.62x = 27,689,070.04 × 19,144,682.64
  4. Step 4: Simplify right side
    20,064,049.62x = 530,098,458,512,532.12
  5. Step 5: Solve for x
    x = 530,098,458,512,532.12/20,064,049.62
  6. Step 6: Final answer
    x = 26,420,312.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.