Home / 53,071,865.73-73,242,189.33-31,885,125.54

Finding the Fourth Proportional to 53,071,865.73, 73,242,189.33 and 31,885,125.54

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Solution

The fourth proportional to 53,071,865.73, 73,242,189.33 and 31,885,125.54 is: 44,003,284.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,071,865.73 : 73,242,189.33 = 31,885,125.54 : x
  2. Step 2: Convert to fraction form
    53,071,865.73/73,242,189.33 = 31,885,125.54/x
  3. Step 3: Cross multiply
    53,071,865.73x = 73,242,189.33 × 31,885,125.54
  4. Step 4: Simplify right side
    53,071,865.73x = 2,335,336,401,611,498.50
  5. Step 5: Solve for x
    x = 2,335,336,401,611,498.50/53,071,865.73
  6. Step 6: Final answer
    x = 44,003,284.40

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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.