Home / 13,781,246.49-20,673,761.49-4,680,900.97

Finding the Fourth Proportional to 13,781,246.49, 20,673,761.49 and 4,680,900.97

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Solution

The fourth proportional to 13,781,246.49, 20,673,761.49 and 4,680,900.97 is: 7,021,993.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,781,246.49 : 20,673,761.49 = 4,680,900.97 : x
  2. Step 2: Convert to fraction form
    13,781,246.49/20,673,761.49 = 4,680,900.97/x
  3. Step 3: Cross multiply
    13,781,246.49x = 20,673,761.49 × 4,680,900.97
  4. Step 4: Simplify right side
    13,781,246.49x = 96,771,830,085,316.33
  5. Step 5: Solve for x
    x = 96,771,830,085,316.33/13,781,246.49
  6. Step 6: Final answer
    x = 7,021,993.99

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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.