Home / 57,850,014.20-79,837,977.92-31,749,577.38

Finding the Fourth Proportional to 57,850,014.20, 79,837,977.92 and 31,749,577.38

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Solution

The fourth proportional to 57,850,014.20, 79,837,977.92 and 31,749,577.38 is: 43,817,138.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,850,014.20 : 79,837,977.92 = 31,749,577.38 : x
  2. Step 2: Convert to fraction form
    57,850,014.20/79,837,977.92 = 31,749,577.38/x
  3. Step 3: Cross multiply
    57,850,014.20x = 79,837,977.92 × 31,749,577.38
  4. Step 4: Simplify right side
    57,850,014.20x = 2,534,822,057,675,023.50
  5. Step 5: Solve for x
    x = 2,534,822,057,675,023.50/57,850,014.20
  6. Step 6: Final answer
    x = 43,817,138.04

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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.