Home / 9,851,361.20-14,775,659.40-3,120,455.60

Finding the Fourth Proportional to 9,851,361.20, 14,775,659.40 and 3,120,455.60

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Solution

The fourth proportional to 9,851,361.20, 14,775,659.40 and 3,120,455.60 is: 4,680,245.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,851,361.20 : 14,775,659.40 = 3,120,455.60 : x
  2. Step 2: Convert to fraction form
    9,851,361.20/14,775,659.40 = 3,120,455.60/x
  3. Step 3: Cross multiply
    9,851,361.20x = 14,775,659.40 × 3,120,455.60
  4. Step 4: Simplify right side
    9,851,361.20x = 46,106,789,118,422.64
  5. Step 5: Solve for x
    x = 46,106,789,118,422.64/9,851,361.20
  6. Step 6: Final answer
    x = 4,680,245.52

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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.