Home / 13,853,216.80-20,737,834.80-10,465,991.20

Finding the Fourth Proportional to 13,853,216.80, 20,737,834.80 and 10,465,991.20

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Solution

The fourth proportional to 13,853,216.80, 20,737,834.80 and 10,465,991.20 is: 15,667,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,853,216.80 : 20,737,834.80 = 10,465,991.20 : x
  2. Step 2: Convert to fraction form
    13,853,216.80/20,737,834.80 = 10,465,991.20/x
  3. Step 3: Cross multiply
    13,853,216.80x = 20,737,834.80 × 10,465,991.20
  4. Step 4: Simplify right side
    13,853,216.80x = 217,041,996,523,853.75
  5. Step 5: Solve for x
    x = 217,041,996,523,853.75/13,853,216.80
  6. Step 6: Final answer
    x = 15,667,263.40

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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.