Home / 57,462,042.69-79,296,965.66-31,357,004.67

Finding the Fourth Proportional to 57,462,042.69, 79,296,965.66 and 31,357,004.67

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Solution

The fourth proportional to 57,462,042.69, 79,296,965.66 and 31,357,004.67 is: 43,272,309.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,462,042.69 : 79,296,965.66 = 31,357,004.67 : x
  2. Step 2: Convert to fraction form
    57,462,042.69/79,296,965.66 = 31,357,004.67/x
  3. Step 3: Cross multiply
    57,462,042.69x = 79,296,965.66 × 31,357,004.67
  4. Step 4: Simplify right side
    57,462,042.69x = 2,486,515,322,360,665
  5. Step 5: Solve for x
    x = 2,486,515,322,360,665/57,462,042.69
  6. Step 6: Final answer
    x = 43,272,309.96

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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.