Home / 10,989,022.60-16,483,533.90-8,863,258.60

Finding the Fourth Proportional to 10,989,022.60, 16,483,533.90 and 8,863,258.60

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Solution

The fourth proportional to 10,989,022.60, 16,483,533.90 and 8,863,258.60 is: 13,294,887.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,989,022.60 : 16,483,533.90 = 8,863,258.60 : x
  2. Step 2: Convert to fraction form
    10,989,022.60/16,483,533.90 = 8,863,258.60/x
  3. Step 3: Cross multiply
    10,989,022.60x = 16,483,533.90 × 8,863,258.60
  4. Step 4: Simplify right side
    10,989,022.60x = 146,097,823,597,566.53
  5. Step 5: Solve for x
    x = 146,097,823,597,566.53/10,989,022.60
  6. Step 6: Final answer
    x = 13,294,887.90

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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.