Home / 8,422,365.61-12,633,550.64-2,357,990.58

Finding the Fourth Proportional to 8,422,365.61, 12,633,550.64 and 2,357,990.58

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Solution

The fourth proportional to 8,422,365.61, 12,633,550.64 and 2,357,990.58 is: 3,536,986.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,365.61 : 12,633,550.64 = 2,357,990.58 : x
  2. Step 2: Convert to fraction form
    8,422,365.61/12,633,550.64 = 2,357,990.58/x
  3. Step 3: Cross multiply
    8,422,365.61x = 12,633,550.64 × 2,357,990.58
  4. Step 4: Simplify right side
    8,422,365.61x = 29,789,793,401,072.97
  5. Step 5: Solve for x
    x = 29,789,793,401,072.97/8,422,365.61
  6. Step 6: Final answer
    x = 3,536,986.49

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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.