Home / 12,832,751.22-19,242,721.89-4,195,726.62

Finding the Fourth Proportional to 12,832,751.22, 19,242,721.89 and 4,195,726.62

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Solution

The fourth proportional to 12,832,751.22, 19,242,721.89 and 4,195,726.62 is: 6,291,495.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832,751.22 : 19,242,721.89 = 4,195,726.62 : x
  2. Step 2: Convert to fraction form
    12,832,751.22/19,242,721.89 = 4,195,726.62/x
  3. Step 3: Cross multiply
    12,832,751.22x = 19,242,721.89 × 4,195,726.62
  4. Step 4: Simplify right side
    12,832,751.22x = 80,737,200,475,129.72
  5. Step 5: Solve for x
    x = 80,737,200,475,129.72/12,832,751.22
  6. Step 6: Final answer
    x = 6,291,495.81

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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.