Home / 22,489,902.43-31,038,145.73-13,667,317.53

Finding the Fourth Proportional to 22,489,902.43, 31,038,145.73 and 13,667,317.53

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Solution

The fourth proportional to 22,489,902.43, 31,038,145.73 and 13,667,317.53 is: 18,862,162.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,489,902.43 : 31,038,145.73 = 13,667,317.53 : x
  2. Step 2: Convert to fraction form
    22,489,902.43/31,038,145.73 = 13,667,317.53/x
  3. Step 3: Cross multiply
    22,489,902.43x = 31,038,145.73 × 13,667,317.53
  4. Step 4: Simplify right side
    22,489,902.43x = 424,208,193,171,513.06
  5. Step 5: Solve for x
    x = 424,208,193,171,513.06/22,489,902.43
  6. Step 6: Final answer
    x = 18,862,162.45

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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.