Home / 7,886,333.73-11,830,444.97-2,420,712.62

Finding the Fourth Proportional to 7,886,333.73, 11,830,444.97 and 2,420,712.62

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Solution

The fourth proportional to 7,886,333.73, 11,830,444.97 and 2,420,712.62 is: 3,631,358.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,333.73 : 11,830,444.97 = 2,420,712.62 : x
  2. Step 2: Convert to fraction form
    7,886,333.73/11,830,444.97 = 2,420,712.62/x
  3. Step 3: Cross multiply
    7,886,333.73x = 11,830,444.97 × 2,420,712.62
  4. Step 4: Simplify right side
    7,886,333.73x = 28,638,107,456,567.07
  5. Step 5: Solve for x
    x = 28,638,107,456,567.07/7,886,333.73
  6. Step 6: Final answer
    x = 3,631,358.81

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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.