Home / 7,385,766.81-10,194,058.74-4,330,965.21

Finding the Fourth Proportional to 7,385,766.81, 10,194,058.74 and 4,330,965.21

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Solution

The fourth proportional to 7,385,766.81, 10,194,058.74 and 4,330,965.21 is: 5,977,729.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,766.81 : 10,194,058.74 = 4,330,965.21 : x
  2. Step 2: Convert to fraction form
    7,385,766.81/10,194,058.74 = 4,330,965.21/x
  3. Step 3: Cross multiply
    7,385,766.81x = 10,194,058.74 × 4,330,965.21
  4. Step 4: Simplify right side
    7,385,766.81x = 44,150,113,751,636.44
  5. Step 5: Solve for x
    x = 44,150,113,751,636.44/7,385,766.81
  6. Step 6: Final answer
    x = 5,977,729.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.