Home / 57,474,272.72-86,222,766.08-21,083,000.96

Finding the Fourth Proportional to 57,474,272.72, 86,222,766.08 and 21,083,000.96

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Solution

The fourth proportional to 57,474,272.72, 86,222,766.08 and 21,083,000.96 is: 31,628,667.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,474,272.72 : 86,222,766.08 = 21,083,000.96 : x
  2. Step 2: Convert to fraction form
    57,474,272.72/86,222,766.08 = 21,083,000.96/x
  3. Step 3: Cross multiply
    57,474,272.72x = 86,222,766.08 × 21,083,000.96
  4. Step 4: Simplify right side
    57,474,272.72x = 1,817,834,660,038,495.50
  5. Step 5: Solve for x
    x = 1,817,834,660,038,495.50/57,474,272.72
  6. Step 6: Final answer
    x = 31,628,667.47

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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.