Home / 38,489,302.78-53,115,233.43-23,019,384.94

Finding the Fourth Proportional to 38,489,302.78, 53,115,233.43 and 23,019,384.94

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Solution

The fourth proportional to 38,489,302.78, 53,115,233.43 and 23,019,384.94 is: 31,766,748.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,489,302.78 : 53,115,233.43 = 23,019,384.94 : x
  2. Step 2: Convert to fraction form
    38,489,302.78/53,115,233.43 = 23,019,384.94/x
  3. Step 3: Cross multiply
    38,489,302.78x = 53,115,233.43 × 23,019,384.94
  4. Step 4: Simplify right side
    38,489,302.78x = 1,222,680,004,503,126.50
  5. Step 5: Solve for x
    x = 1,222,680,004,503,126.50/38,489,302.78
  6. Step 6: Final answer
    x = 31,766,748.58

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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.