Home / 6,660,322.20-9,990,483.30-1,611,632.70

Finding the Fourth Proportional to 6,660,322.20, 9,990,483.30 and 1,611,632.70

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Solution

The fourth proportional to 6,660,322.20, 9,990,483.30 and 1,611,632.70 is: 2,417,449.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,660,322.20 : 9,990,483.30 = 1,611,632.70 : x
  2. Step 2: Convert to fraction form
    6,660,322.20/9,990,483.30 = 1,611,632.70/x
  3. Step 3: Cross multiply
    6,660,322.20x = 9,990,483.30 × 1,611,632.70
  4. Step 4: Simplify right side
    6,660,322.20x = 16,100,989,575,083.91
  5. Step 5: Solve for x
    x = 16,100,989,575,083.91/6,660,322.20
  6. Step 6: Final answer
    x = 2,417,449.05

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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.