Home / 27,085,218.90-40,639,225.10-16,858,631.94

Finding the Fourth Proportional to 27,085,218.90, 40,639,225.10 and 16,858,631.94

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Solution

The fourth proportional to 27,085,218.90, 40,639,225.10 and 16,858,631.94 is: 25,295,041.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085,218.90 : 40,639,225.10 = 16,858,631.94 : x
  2. Step 2: Convert to fraction form
    27,085,218.90/40,639,225.10 = 16,858,631.94/x
  3. Step 3: Cross multiply
    27,085,218.90x = 40,639,225.10 × 16,858,631.94
  4. Step 4: Simplify right side
    27,085,218.90x = 685,121,738,287,709.75
  5. Step 5: Solve for x
    x = 685,121,738,287,709.75/27,085,218.90
  6. Step 6: Final answer
    x = 25,295,041.58

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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.