Home / 8,319,990.83-12,481,327.31-2,562,721.79

Finding the Fourth Proportional to 8,319,990.83, 12,481,327.31 and 2,562,721.79

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Solution

The fourth proportional to 8,319,990.83, 12,481,327.31 and 2,562,721.79 is: 3,844,495.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,990.83 : 12,481,327.31 = 2,562,721.79 : x
  2. Step 2: Convert to fraction form
    8,319,990.83/12,481,327.31 = 2,562,721.79/x
  3. Step 3: Cross multiply
    8,319,990.83x = 12,481,327.31 × 2,562,721.79
  4. Step 4: Simplify right side
    8,319,990.83x = 31,986,169,390,238.84
  5. Step 5: Solve for x
    x = 31,986,169,390,238.84/8,319,990.83
  6. Step 6: Final answer
    x = 3,844,495.75

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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.