Home / 37,961,785-52,387,185.54-20,558,125

Finding the Fourth Proportional to 37,961,785, 52,387,185.54 and 20,558,125

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Solution

The fourth proportional to 37,961,785, 52,387,185.54 and 20,558,125 is: 28,370,170.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,961,785 : 52,387,185.54 = 20,558,125 : x
  2. Step 2: Convert to fraction form
    37,961,785/52,387,185.54 = 20,558,125/x
  3. Step 3: Cross multiply
    37,961,785x = 52,387,185.54 × 20,558,125
  4. Step 4: Simplify right side
    37,961,785x = 1,076,982,308,729,512.50
  5. Step 5: Solve for x
    x = 1,076,982,308,729,512.50/37,961,785
  6. Step 6: Final answer
    x = 28,370,170.39

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1.5x scale

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.