Home / 9,486,170.54-13,090,900.26-5,135,255.68

Finding the Fourth Proportional to 9,486,170.54, 13,090,900.26 and 5,135,255.68

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Solution

The fourth proportional to 9,486,170.54, 13,090,900.26 and 5,135,255.68 is: 7,086,644.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,170.54 : 13,090,900.26 = 5,135,255.68 : x
  2. Step 2: Convert to fraction form
    9,486,170.54/13,090,900.26 = 5,135,255.68/x
  3. Step 3: Cross multiply
    9,486,170.54x = 13,090,900.26 × 5,135,255.68
  4. Step 4: Simplify right side
    9,486,170.54x = 67,225,119,916,478.47
  5. Step 5: Solve for x
    x = 67,225,119,916,478.47/9,486,170.54
  6. Step 6: Final answer
    x = 7,086,644.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.