Home / 10,989,325.60-16,463,766-6,889,867.04

Finding the Fourth Proportional to 10,989,325.60, 16,463,766 and 6,889,867.04

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Solution

The fourth proportional to 10,989,325.60, 16,463,766 and 6,889,867.04 is: 10,322,121.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,989,325.60 : 16,463,766 = 6,889,867.04 : x
  2. Step 2: Convert to fraction form
    10,989,325.60/16,463,766 = 6,889,867.04/x
  3. Step 3: Cross multiply
    10,989,325.60x = 16,463,766 × 6,889,867.04
  4. Step 4: Simplify right side
    10,989,325.60x = 113,433,158,717,672.64
  5. Step 5: Solve for x
    x = 113,433,158,717,672.64/10,989,325.60
  6. Step 6: Final answer
    x = 10,322,121.93

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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.