Home / 11,189,708.25-16,784,506.05-9,668,763.36

Finding the Fourth Proportional to 11,189,708.25, 16,784,506.05 and 9,668,763.36

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Solution

The fourth proportional to 11,189,708.25, 16,784,506.05 and 9,668,763.36 is: 14,503,096.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,189,708.25 : 16,784,506.05 = 9,668,763.36 : x
  2. Step 2: Convert to fraction form
    11,189,708.25/16,784,506.05 = 9,668,763.36/x
  3. Step 3: Cross multiply
    11,189,708.25x = 16,784,506.05 × 9,668,763.36
  4. Step 4: Simplify right side
    11,189,708.25x = 162,285,417,111,938.31
  5. Step 5: Solve for x
    x = 162,285,417,111,938.31/11,189,708.25
  6. Step 6: Final answer
    x = 14,503,096.37

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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.