Home / 22,013,999.20-32,954,643.60-19,359,791.20

Finding the Fourth Proportional to 22,013,999.20, 32,954,643.60 and 19,359,791.20

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Solution

The fourth proportional to 22,013,999.20, 32,954,643.60 and 19,359,791.20 is: 28,981,331.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013,999.20 : 32,954,643.60 = 19,359,791.20 : x
  2. Step 2: Convert to fraction form
    22,013,999.20/32,954,643.60 = 19,359,791.20/x
  3. Step 3: Cross multiply
    22,013,999.20x = 32,954,643.60 × 19,359,791.20
  4. Step 4: Simplify right side
    22,013,999.20x = 637,995,019,166,416.38
  5. Step 5: Solve for x
    x = 637,995,019,166,416.38/22,013,999.20
  6. Step 6: Final answer
    x = 28,981,331.99

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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.