Home / 57,875,481.86-79,867,849.64-31,770,443.84

Finding the Fourth Proportional to 57,875,481.86, 79,867,849.64 and 31,770,443.84

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Solution

The fourth proportional to 57,875,481.86, 79,867,849.64 and 31,770,443.84 is: 43,843,039.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,875,481.86 : 79,867,849.64 = 31,770,443.84 : x
  2. Step 2: Convert to fraction form
    57,875,481.86/79,867,849.64 = 31,770,443.84/x
  3. Step 3: Cross multiply
    57,875,481.86x = 79,867,849.64 × 31,770,443.84
  4. Step 4: Simplify right side
    57,875,481.86x = 2,537,437,031,050,993
  5. Step 5: Solve for x
    x = 2,537,437,031,050,993/57,875,481.86
  6. Step 6: Final answer
    x = 43,843,039.40

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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.