Home / 57,826,962-79,801,328.52-31,721,690.52

Finding the Fourth Proportional to 57,826,962, 79,801,328.52 and 31,721,690.52

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Solution

The fourth proportional to 57,826,962, 79,801,328.52 and 31,721,690.52 is: 43,775,999.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,826,962 : 79,801,328.52 = 31,721,690.52 : x
  2. Step 2: Convert to fraction form
    57,826,962/79,801,328.52 = 31,721,690.52/x
  3. Step 3: Cross multiply
    57,826,962x = 79,801,328.52 × 31,721,690.52
  4. Step 4: Simplify right side
    57,826,962x = 2,531,433,046,396,289.50
  5. Step 5: Solve for x
    x = 2,531,433,046,396,289.50/57,826,962
  6. Step 6: Final answer
    x = 43,775,999.27

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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.