Home / 7,790,684.56-11,739,203.94-6,401,852.08

Finding the Fourth Proportional to 7,790,684.56, 11,739,203.94 and 6,401,852.08

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Solution

The fourth proportional to 7,790,684.56, 11,739,203.94 and 6,401,852.08 is: 9,646,475.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790,684.56 : 11,739,203.94 = 6,401,852.08 : x
  2. Step 2: Convert to fraction form
    7,790,684.56/11,739,203.94 = 6,401,852.08/x
  3. Step 3: Cross multiply
    7,790,684.56x = 11,739,203.94 × 6,401,852.08
  4. Step 4: Simplify right side
    7,790,684.56x = 75,152,647,155,492.12
  5. Step 5: Solve for x
    x = 75,152,647,155,492.12/7,790,684.56
  6. Step 6: Final answer
    x = 9,646,475.43

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.