Home / 13,843,748.80-19,104,573.78-7,648,938.04

Finding the Fourth Proportional to 13,843,748.80, 19,104,573.78 and 7,648,938.04

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Solution

The fourth proportional to 13,843,748.80, 19,104,573.78 and 7,648,938.04 is: 10,555,645.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,843,748.80 : 19,104,573.78 = 7,648,938.04 : x
  2. Step 2: Convert to fraction form
    13,843,748.80/19,104,573.78 = 7,648,938.04/x
  3. Step 3: Cross multiply
    13,843,748.80x = 19,104,573.78 × 7,648,938.04
  4. Step 4: Simplify right side
    13,843,748.80x = 146,129,701,123,828.59
  5. Step 5: Solve for x
    x = 146,129,701,123,828.59/13,843,748.80
  6. Step 6: Final answer
    x = 10,555,645.24

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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.