Home / 14,254,851.20-21,384,868.80-4,667,561.60

Finding the Fourth Proportional to 14,254,851.20, 21,384,868.80 and 4,667,561.60

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Solution

The fourth proportional to 14,254,851.20, 21,384,868.80 and 4,667,561.60 is: 7,002,191.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254,851.20 : 21,384,868.80 = 4,667,561.60 : x
  2. Step 2: Convert to fraction form
    14,254,851.20/21,384,868.80 = 4,667,561.60/x
  3. Step 3: Cross multiply
    14,254,851.20x = 21,384,868.80 × 4,667,561.60
  4. Step 4: Simplify right side
    14,254,851.20x = 99,815,192,431,918.08
  5. Step 5: Solve for x
    x = 99,815,192,431,918.08/14,254,851.20
  6. Step 6: Final answer
    x = 7,002,191.12

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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.