Home / 14,273,414.69-19,696,415.36-8,079,718.59

Finding the Fourth Proportional to 14,273,414.69, 19,696,415.36 and 8,079,718.59

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Solution

The fourth proportional to 14,273,414.69, 19,696,415.36 and 8,079,718.59 is: 11,149,503.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,414.69 : 19,696,415.36 = 8,079,718.59 : x
  2. Step 2: Convert to fraction form
    14,273,414.69/19,696,415.36 = 8,079,718.59/x
  3. Step 3: Cross multiply
    14,273,414.69x = 19,696,415.36 × 8,079,718.59
  4. Step 4: Simplify right side
    14,273,414.69x = 159,141,493,300,154.94
  5. Step 5: Solve for x
    x = 159,141,493,300,154.94/14,273,414.69
  6. Step 6: Final answer
    x = 11,149,503.94

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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.