Home / 10,802,803.20-16,201,612.80-6,243,993.60

Finding the Fourth Proportional to 10,802,803.20, 16,201,612.80 and 6,243,993.60

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Solution

The fourth proportional to 10,802,803.20, 16,201,612.80 and 6,243,993.60 is: 9,364,492.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,802,803.20 : 16,201,612.80 = 6,243,993.60 : x
  2. Step 2: Convert to fraction form
    10,802,803.20/16,201,612.80 = 6,243,993.60/x
  3. Step 3: Cross multiply
    10,802,803.20x = 16,201,612.80 × 6,243,993.60
  4. Step 4: Simplify right side
    10,802,803.20x = 101,162,766,632,878.08
  5. Step 5: Solve for x
    x = 101,162,766,632,878.08/10,802,803.20
  6. Step 6: Final answer
    x = 9,364,492.23

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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.