Home / 57,140,759.36-85,733,848.38-18,285,196.88

Finding the Fourth Proportional to 57,140,759.36, 85,733,848.38 and 18,285,196.88

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Solution

The fourth proportional to 57,140,759.36, 85,733,848.38 and 18,285,196.88 is: 27,435,062.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,140,759.36 : 85,733,848.38 = 18,285,196.88 : x
  2. Step 2: Convert to fraction form
    57,140,759.36/85,733,848.38 = 18,285,196.88/x
  3. Step 3: Cross multiply
    57,140,759.36x = 85,733,848.38 × 18,285,196.88
  4. Step 4: Simplify right side
    57,140,759.36x = 1,567,660,296,908,369
  5. Step 5: Solve for x
    x = 1,567,660,296,908,369/57,140,759.36
  6. Step 6: Final answer
    x = 27,435,062.37

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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.