Home / 13,842,745.83-19,102,411.09-7,961,932.89

Finding the Fourth Proportional to 13,842,745.83, 19,102,411.09 and 7,961,932.89

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Solution

The fourth proportional to 13,842,745.83, 19,102,411.09 and 7,961,932.89 is: 10,987,134.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,842,745.83 : 19,102,411.09 = 7,961,932.89 : x
  2. Step 2: Convert to fraction form
    13,842,745.83/19,102,411.09 = 7,961,932.89/x
  3. Step 3: Cross multiply
    13,842,745.83x = 19,102,411.09 × 7,961,932.89
  4. Step 4: Simplify right side
    13,842,745.83x = 152,092,115,020,354.84
  5. Step 5: Solve for x
    x = 152,092,115,020,354.84/13,842,745.83
  6. Step 6: Final answer
    x = 10,987,134.85

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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.