Home / 11,189,835.66-16,784,698.17-9,668,890.36

Finding the Fourth Proportional to 11,189,835.66, 16,784,698.17 and 9,668,890.36

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Solution

The fourth proportional to 11,189,835.66, 16,784,698.17 and 9,668,890.36 is: 14,503,287.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189,835.66 : 16,784,698.17 = 9,668,890.36 : x
  2. Step 2: Convert to fraction form
    11,189,835.66/16,784,698.17 = 9,668,890.36/x
  3. Step 3: Cross multiply
    11,189,835.66x = 16,784,698.17 × 9,668,890.36
  4. Step 4: Simplify right side
    11,189,835.66x = 162,289,406,289,460.91
  5. Step 5: Solve for x
    x = 162,289,406,289,460.91/11,189,835.66
  6. Step 6: Final answer
    x = 14,503,287.74

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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.