Home / 36,177,200.25-49,918,916.36-21,492,489.12

Finding the Fourth Proportional to 36,177,200.25, 49,918,916.36 and 21,492,489.12

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Solution

The fourth proportional to 36,177,200.25, 49,918,916.36 and 21,492,489.12 is: 29,656,296.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,177,200.25 : 49,918,916.36 = 21,492,489.12 : x
  2. Step 2: Convert to fraction form
    36,177,200.25/49,918,916.36 = 21,492,489.12/x
  3. Step 3: Cross multiply
    36,177,200.25x = 49,918,916.36 × 21,492,489.12
  4. Step 4: Simplify right side
    36,177,200.25x = 1,072,881,766,642,027.50
  5. Step 5: Solve for x
    x = 1,072,881,766,642,027.50/36,177,200.25
  6. Step 6: Final answer
    x = 29,656,296.21

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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.