Home / 27,164,749.55-40,742,694.97-7,991,022.47

Finding the Fourth Proportional to 27,164,749.55, 40,742,694.97 and 7,991,022.47

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Solution

The fourth proportional to 27,164,749.55, 40,742,694.97 and 7,991,022.47 is: 11,985,230.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,164,749.55 : 40,742,694.97 = 7,991,022.47 : x
  2. Step 2: Convert to fraction form
    27,164,749.55/40,742,694.97 = 7,991,022.47/x
  3. Step 3: Cross multiply
    27,164,749.55x = 40,742,694.97 × 7,991,022.47
  4. Step 4: Simplify right side
    27,164,749.55x = 325,575,790,769,934.94
  5. Step 5: Solve for x
    x = 325,575,790,769,934.94/27,164,749.55
  6. Step 6: Final answer
    x = 11,985,230.72

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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.