Home / 7,961,240.42-10,986,894.78-4,477,670.18

Finding the Fourth Proportional to 7,961,240.42, 10,986,894.78 and 4,477,670.18

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Solution

The fourth proportional to 7,961,240.42, 10,986,894.78 and 4,477,670.18 is: 6,179,400.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,961,240.42 : 10,986,894.78 = 4,477,670.18 : x
  2. Step 2: Convert to fraction form
    7,961,240.42/10,986,894.78 = 4,477,670.18/x
  3. Step 3: Cross multiply
    7,961,240.42x = 10,986,894.78 × 4,477,670.18
  4. Step 4: Simplify right side
    7,961,240.42x = 49,195,691,127,203.66
  5. Step 5: Solve for x
    x = 49,195,691,127,203.66/7,961,240.42
  6. Step 6: Final answer
    x = 6,179,400.26

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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.