Home / 31,699,580.52-47,516,183.26-13,266,086.76

Finding the Fourth Proportional to 31,699,580.52, 47,516,183.26 and 13,266,086.76

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Solution

The fourth proportional to 31,699,580.52, 47,516,183.26 and 13,266,086.76 is: 19,885,241.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,699,580.52 : 47,516,183.26 = 13,266,086.76 : x
  2. Step 2: Convert to fraction form
    31,699,580.52/47,516,183.26 = 13,266,086.76/x
  3. Step 3: Cross multiply
    31,699,580.52x = 47,516,183.26 × 13,266,086.76
  4. Step 4: Simplify right side
    31,699,580.52x = 630,353,809,631,219.62
  5. Step 5: Solve for x
    x = 630,353,809,631,219.62/31,699,580.52
  6. Step 6: Final answer
    x = 19,885,241.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.