Home / 51,305,555.44-70,799,139.44-28,100,784.88

Finding the Fourth Proportional to 51,305,555.44, 70,799,139.44 and 28,100,784.88

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Solution

The fourth proportional to 51,305,555.44, 70,799,139.44 and 28,100,784.88 is: 38,777,699.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,305,555.44 : 70,799,139.44 = 28,100,784.88 : x
  2. Step 2: Convert to fraction form
    51,305,555.44/70,799,139.44 = 28,100,784.88/x
  3. Step 3: Cross multiply
    51,305,555.44x = 70,799,139.44 × 28,100,784.88
  4. Step 4: Simplify right side
    51,305,555.44x = 1,989,511,387,092,563.50
  5. Step 5: Solve for x
    x = 1,989,511,387,092,563.50/51,305,555.44
  6. Step 6: Final answer
    x = 38,777,699.02

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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.