Home / 16,915,191.09-23,342,979.72-9,180,235.41

Finding the Fourth Proportional to 16,915,191.09, 23,342,979.72 and 9,180,235.41

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Solution

The fourth proportional to 16,915,191.09, 23,342,979.72 and 9,180,235.41 is: 12,668,733.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,191.09 : 23,342,979.72 = 9,180,235.41 : x
  2. Step 2: Convert to fraction form
    16,915,191.09/23,342,979.72 = 9,180,235.41/x
  3. Step 3: Cross multiply
    16,915,191.09x = 23,342,979.72 × 9,180,235.41
  4. Step 4: Simplify right side
    16,915,191.09x = 214,294,049,000,455.88
  5. Step 5: Solve for x
    x = 214,294,049,000,455.88/16,915,191.09
  6. Step 6: Final answer
    x = 12,668,733.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.