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Finding the Fourth Proportional to 17,831,559.47, 26,756,491.03 and 8,494,287.71

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Solution

The fourth proportional to 17,831,559.47, 26,756,491.03 and 8,494,287.71 is: 12,745,791.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,831,559.47 : 26,756,491.03 = 8,494,287.71 : x
  2. Step 2: Convert to fraction form
    17,831,559.47/26,756,491.03 = 8,494,287.71/x
  3. Step 3: Cross multiply
    17,831,559.47x = 26,756,491.03 × 8,494,287.71
  4. Step 4: Simplify right side
    17,831,559.47x = 227,277,332,964,509.75
  5. Step 5: Solve for x
    x = 227,277,332,964,509.75/17,831,559.47
  6. Step 6: Final answer
    x = 12,745,791.15

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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.