Home / 56,856,659.26-85,294,410.30-19,958,978.24

Finding the Fourth Proportional to 56,856,659.26, 85,294,410.30 and 19,958,978.24

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Solution

The fourth proportional to 56,856,659.26, 85,294,410.30 and 19,958,978.24 is: 29,941,774.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,856,659.26 : 85,294,410.30 = 19,958,978.24 : x
  2. Step 2: Convert to fraction form
    56,856,659.26/85,294,410.30 = 19,958,978.24/x
  3. Step 3: Cross multiply
    56,856,659.26x = 85,294,410.30 × 19,958,978.24
  4. Step 4: Simplify right side
    56,856,659.26x = 1,702,389,278,744,859.75
  5. Step 5: Solve for x
    x = 1,702,389,278,744,859.75/56,856,659.26
  6. Step 6: Final answer
    x = 29,941,774.65

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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.