Home / 13,706,767.08-18,915,338.70-7,595,195.58

Finding the Fourth Proportional to 13,706,767.08, 18,915,338.70 and 7,595,195.58

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Solution

The fourth proportional to 13,706,767.08, 18,915,338.70 and 7,595,195.58 is: 10,481,369.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,706,767.08 : 18,915,338.70 = 7,595,195.58 : x
  2. Step 2: Convert to fraction form
    13,706,767.08/18,915,338.70 = 7,595,195.58/x
  3. Step 3: Cross multiply
    13,706,767.08x = 18,915,338.70 × 7,595,195.58
  4. Step 4: Simplify right side
    13,706,767.08x = 143,665,696,888,442.94
  5. Step 5: Solve for x
    x = 143,665,696,888,442.94/13,706,767.08
  6. Step 6: Final answer
    x = 10,481,369.97

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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.