Home / 12,816,316.48-17,686,573.14-6,935,951.38

Finding the Fourth Proportional to 12,816,316.48, 17,686,573.14 and 6,935,951.38

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Solution

The fourth proportional to 12,816,316.48, 17,686,573.14 and 6,935,951.38 is: 9,571,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,816,316.48 : 17,686,573.14 = 6,935,951.38 : x
  2. Step 2: Convert to fraction form
    12,816,316.48/17,686,573.14 = 6,935,951.38/x
  3. Step 3: Cross multiply
    12,816,316.48x = 17,686,573.14 × 6,935,951.38
  4. Step 4: Simplify right side
    12,816,316.48x = 122,673,211,377,853.94
  5. Step 5: Solve for x
    x = 122,673,211,377,853.94/12,816,316.48
  6. Step 6: Final answer
    x = 9,571,643.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.