Home / 39,070,824.50-53,917,738.29-21,901,416.50

Finding the Fourth Proportional to 39,070,824.50, 53,917,738.29 and 21,901,416.50

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Solution

The fourth proportional to 39,070,824.50, 53,917,738.29 and 21,901,416.50 is: 30,223,955.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,070,824.50 : 53,917,738.29 = 21,901,416.50 : x
  2. Step 2: Convert to fraction form
    39,070,824.50/53,917,738.29 = 21,901,416.50/x
  3. Step 3: Cross multiply
    39,070,824.50x = 53,917,738.29 × 21,901,416.50
  4. Step 4: Simplify right side
    39,070,824.50x = 1,180,874,843,027,287.75
  5. Step 5: Solve for x
    x = 1,180,874,843,027,287.75/39,070,824.50
  6. Step 6: Final answer
    x = 30,223,955.04

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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.