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Finding the Fourth Proportional to 7,661,472.94, 11,493,890.69 and 2,270,545.27

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Solution

The fourth proportional to 7,661,472.94, 11,493,890.69 and 2,270,545.27 is: 3,406,316.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661,472.94 : 11,493,890.69 = 2,270,545.27 : x
  2. Step 2: Convert to fraction form
    7,661,472.94/11,493,890.69 = 2,270,545.27/x
  3. Step 3: Cross multiply
    7,661,472.94x = 11,493,890.69 × 2,270,545.27
  4. Step 4: Simplify right side
    7,661,472.94x = 26,097,399,164,642.22
  5. Step 5: Solve for x
    x = 26,097,399,164,642.22/7,661,472.94
  6. Step 6: Final answer
    x = 3,406,316.17

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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.