Home / 6,511,985.50-8,986,539.99-3,611,820.46

Finding the Fourth Proportional to 6,511,985.50, 8,986,539.99 and 3,611,820.46

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Solution

The fourth proportional to 6,511,985.50, 8,986,539.99 and 3,611,820.46 is: 4,984,312.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,511,985.50 : 8,986,539.99 = 3,611,820.46 : x
  2. Step 2: Convert to fraction form
    6,511,985.50/8,986,539.99 = 3,611,820.46/x
  3. Step 3: Cross multiply
    6,511,985.50x = 8,986,539.99 × 3,611,820.46
  4. Step 4: Simplify right side
    6,511,985.50x = 32,457,769,000,490.20
  5. Step 5: Solve for x
    x = 32,457,769,000,490.20/6,511,985.50
  6. Step 6: Final answer
    x = 4,984,312.23

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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.