Home / 6,512,080-8,986,670.40-3,611,915.04

Finding the Fourth Proportional to 6,512,080, 8,986,670.40 and 3,611,915.04

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Solution

The fourth proportional to 6,512,080, 8,986,670.40 and 3,611,915.04 is: 4,984,442.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512,080 : 8,986,670.40 = 3,611,915.04 : x
  2. Step 2: Convert to fraction form
    6,512,080/8,986,670.40 = 3,611,915.04/x
  3. Step 3: Cross multiply
    6,512,080x = 8,986,670.40 × 3,611,915.04
  4. Step 4: Simplify right side
    6,512,080x = 32,459,089,977,282.82
  5. Step 5: Solve for x
    x = 32,459,089,977,282.82/6,512,080
  6. Step 6: Final answer
    x = 4,984,442.76

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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.