Home / 13,645,084.10-20,405,458.60-10,189,250.60

Finding the Fourth Proportional to 13,645,084.10, 20,405,458.60 and 10,189,250.60

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Solution

The fourth proportional to 13,645,084.10, 20,405,458.60 and 10,189,250.60 is: 15,237,453.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645,084.10 : 20,405,458.60 = 10,189,250.60 : x
  2. Step 2: Convert to fraction form
    13,645,084.10/20,405,458.60 = 10,189,250.60/x
  3. Step 3: Cross multiply
    13,645,084.10x = 20,405,458.60 × 10,189,250.60
  4. Step 4: Simplify right side
    13,645,084.10x = 207,916,331,283,325.16
  5. Step 5: Solve for x
    x = 207,916,331,283,325.16/13,645,084.10
  6. Step 6: Final answer
    x = 15,237,453.27

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1.5x scale

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.