Home / 8,222,394.74-12,328,597.74-4,118,943.64

Finding the Fourth Proportional to 8,222,394.74, 12,328,597.74 and 4,118,943.64

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Solution

The fourth proportional to 8,222,394.74, 12,328,597.74 and 4,118,943.64 is: 6,175,913.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222,394.74 : 12,328,597.74 = 4,118,943.64 : x
  2. Step 2: Convert to fraction form
    8,222,394.74/12,328,597.74 = 4,118,943.64/x
  3. Step 3: Cross multiply
    8,222,394.74x = 12,328,597.74 × 4,118,943.64
  4. Step 4: Simplify right side
    8,222,394.74x = 50,780,799,240,994.02
  5. Step 5: Solve for x
    x = 50,780,799,240,994.02/8,222,394.74
  6. Step 6: Final answer
    x = 6,175,913.57

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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.