Home / 37,327,788-51,512,348.16-20,158,380

Finding the Fourth Proportional to 37,327,788, 51,512,348.16 and 20,158,380

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Solution

The fourth proportional to 37,327,788, 51,512,348.16 and 20,158,380 is: 27,818,564.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,327,788 : 51,512,348.16 = 20,158,380 : x
  2. Step 2: Convert to fraction form
    37,327,788/51,512,348.16 = 20,158,380/x
  3. Step 3: Cross multiply
    37,327,788x = 51,512,348.16 × 20,158,380
  4. Step 4: Simplify right side
    37,327,788x = 1,038,405,488,901,580.75
  5. Step 5: Solve for x
    x = 1,038,405,488,901,580.75/37,327,788
  6. Step 6: Final answer
    x = 27,818,564.79

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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.