Home / 13,957,218.55-20,935,827.83-10,369,991.80

Finding the Fourth Proportional to 13,957,218.55, 20,935,827.83 and 10,369,991.80

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Solution

The fourth proportional to 13,957,218.55, 20,935,827.83 and 10,369,991.80 is: 15,554,987.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,957,218.55 : 20,935,827.83 = 10,369,991.80 : x
  2. Step 2: Convert to fraction form
    13,957,218.55/20,935,827.83 = 10,369,991.80/x
  3. Step 3: Cross multiply
    13,957,218.55x = 20,935,827.83 × 10,369,991.80
  4. Step 4: Simplify right side
    13,957,218.55x = 217,104,362,923,311.78
  5. Step 5: Solve for x
    x = 217,104,362,923,311.78/13,957,218.55
  6. Step 6: Final answer
    x = 15,554,987.70

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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.