Home / 7,807,445.78-10,774,611.90-4,322,784.56

Finding the Fourth Proportional to 7,807,445.78, 10,774,611.90 and 4,322,784.56

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Solution

The fourth proportional to 7,807,445.78, 10,774,611.90 and 4,322,784.56 is: 5,965,629.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,807,445.78 : 10,774,611.90 = 4,322,784.56 : x
  2. Step 2: Convert to fraction form
    7,807,445.78/10,774,611.90 = 4,322,784.56/x
  3. Step 3: Cross multiply
    7,807,445.78x = 10,774,611.90 × 4,322,784.56
  4. Step 4: Simplify right side
    7,807,445.78x = 46,576,325,907,439.20
  5. Step 5: Solve for x
    x = 46,576,325,907,439.20/7,807,445.78
  6. Step 6: Final answer
    x = 5,965,629.13

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1.5x scale

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.