Home / 13,843,836.18-19,104,887.64-7,732,658.34

Finding the Fourth Proportional to 13,843,836.18, 19,104,887.64 and 7,732,658.34

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Solution

The fourth proportional to 13,843,836.18, 19,104,887.64 and 7,732,658.34 is: 10,671,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,843,836.18 : 19,104,887.64 = 7,732,658.34 : x
  2. Step 2: Convert to fraction form
    13,843,836.18/19,104,887.64 = 7,732,658.34/x
  3. Step 3: Cross multiply
    13,843,836.18x = 19,104,887.64 × 7,732,658.34
  4. Step 4: Simplify right side
    13,843,836.18x = 147,731,568,744,208.91
  5. Step 5: Solve for x
    x = 147,731,568,744,208.91/13,843,836.18
  6. Step 6: Final answer
    x = 10,671,288.42

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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.