Home / 50,809,013.85-76,213,580.31-13,921,216.14

Finding the Fourth Proportional to 50,809,013.85, 76,213,580.31 and 13,921,216.14

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Solution

The fourth proportional to 50,809,013.85, 76,213,580.31 and 13,921,216.14 is: 20,881,840.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,809,013.85 : 76,213,580.31 = 13,921,216.14 : x
  2. Step 2: Convert to fraction form
    50,809,013.85/76,213,580.31 = 13,921,216.14/x
  3. Step 3: Cross multiply
    50,809,013.85x = 76,213,580.31 × 13,921,216.14
  4. Step 4: Simplify right side
    50,809,013.85x = 1,060,985,724,298,758.25
  5. Step 5: Solve for x
    x = 1,060,985,724,298,758.25/50,809,013.85
  6. Step 6: Final answer
    x = 20,881,840.52

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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.