Home / 13,611,352.55-18,784,990.20-10,167,614.87

Finding the Fourth Proportional to 13,611,352.55, 18,784,990.20 and 10,167,614.87

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Solution

The fourth proportional to 13,611,352.55, 18,784,990.20 and 10,167,614.87 is: 14,032,297.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,352.55 : 18,784,990.20 = 10,167,614.87 : x
  2. Step 2: Convert to fraction form
    13,611,352.55/18,784,990.20 = 10,167,614.87/x
  3. Step 3: Cross multiply
    13,611,352.55x = 18,784,990.20 × 10,167,614.87
  4. Step 4: Simplify right side
    13,611,352.55x = 190,998,545,596,399.31
  5. Step 5: Solve for x
    x = 190,998,545,596,399.31/13,611,352.55
  6. Step 6: Final answer
    x = 14,032,297.30

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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.