Home / 56,708,152.44-85,068,140.16-21,693,198.54

Finding the Fourth Proportional to 56,708,152.44, 85,068,140.16 and 21,693,198.54

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Solution

The fourth proportional to 56,708,152.44, 85,068,140.16 and 21,693,198.54 is: 32,542,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,708,152.44 : 85,068,140.16 = 21,693,198.54 : x
  2. Step 2: Convert to fraction form
    56,708,152.44/85,068,140.16 = 21,693,198.54/x
  3. Step 3: Cross multiply
    56,708,152.44x = 85,068,140.16 × 21,693,198.54
  4. Step 4: Simplify right side
    56,708,152.44x = 1,845,400,053,919,427.25
  5. Step 5: Solve for x
    x = 1,845,400,053,919,427.25/56,708,152.44
  6. Step 6: Final answer
    x = 32,542,059.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.