Home / 27,051,513.76-40,481,485.62-16,821,191.08

Finding the Fourth Proportional to 27,051,513.76, 40,481,485.62 and 16,821,191.08

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Solution

The fourth proportional to 27,051,513.76, 40,481,485.62 and 16,821,191.08 is: 25,172,225.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,051,513.76 : 40,481,485.62 = 16,821,191.08 : x
  2. Step 2: Convert to fraction form
    27,051,513.76/40,481,485.62 = 16,821,191.08/x
  3. Step 3: Cross multiply
    27,051,513.76x = 40,481,485.62 × 16,821,191.08
  4. Step 4: Simplify right side
    27,051,513.76x = 680,946,804,816,292.12
  5. Step 5: Solve for x
    x = 680,946,804,816,292.12/27,051,513.76
  6. Step 6: Final answer
    x = 25,172,225.51

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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.