Home / 28,929,830.58-43,394,745.87-13,737,703.86

Finding the Fourth Proportional to 28,929,830.58, 43,394,745.87 and 13,737,703.86

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Solution

The fourth proportional to 28,929,830.58, 43,394,745.87 and 13,737,703.86 is: 20,606,555.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,929,830.58 : 43,394,745.87 = 13,737,703.86 : x
  2. Step 2: Convert to fraction form
    28,929,830.58/43,394,745.87 = 13,737,703.86/x
  3. Step 3: Cross multiply
    28,929,830.58x = 43,394,745.87 × 13,737,703.86
  4. Step 4: Simplify right side
    28,929,830.58x = 596,144,167,842,018
  5. Step 5: Solve for x
    x = 596,144,167,842,018/28,929,830.58
  6. Step 6: Final answer
    x = 20,606,555.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.