Home / 13,909,529.61-20,861,932.32-3,674,500.83

Finding the Fourth Proportional to 13,909,529.61, 20,861,932.32 and 3,674,500.83

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Solution

The fourth proportional to 13,909,529.61, 20,861,932.32 and 3,674,500.83 is: 5,511,127.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,909,529.61 : 20,861,932.32 = 3,674,500.83 : x
  2. Step 2: Convert to fraction form
    13,909,529.61/20,861,932.32 = 3,674,500.83/x
  3. Step 3: Cross multiply
    13,909,529.61x = 20,861,932.32 × 3,674,500.83
  4. Step 4: Simplify right side
    13,909,529.61x = 76,657,187,625,243.83
  5. Step 5: Solve for x
    x = 76,657,187,625,243.83/13,909,529.61
  6. Step 6: Final answer
    x = 5,511,127.25

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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.