Home / 13,930,863.69-19,224,219.30-7,735,748.79

Finding the Fourth Proportional to 13,930,863.69, 19,224,219.30 and 7,735,748.79

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Solution

The fourth proportional to 13,930,863.69, 19,224,219.30 and 7,735,748.79 is: 10,675,126.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930,863.69 : 19,224,219.30 = 7,735,748.79 : x
  2. Step 2: Convert to fraction form
    13,930,863.69/19,224,219.30 = 7,735,748.79/x
  3. Step 3: Cross multiply
    13,930,863.69x = 19,224,219.30 × 7,735,748.79
  4. Step 4: Simplify right side
    13,930,863.69x = 148,713,731,188,669.66
  5. Step 5: Solve for x
    x = 148,713,731,188,669.66/13,930,863.69
  6. Step 6: Final answer
    x = 10,675,126.43

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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.