Home / 26,380,342.12-39,512,047.37-20,270,097.40

Finding the Fourth Proportional to 26,380,342.12, 39,512,047.37 and 20,270,097.40

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Solution

The fourth proportional to 26,380,342.12, 39,512,047.37 and 20,270,097.40 is: 30,360,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380,342.12 : 39,512,047.37 = 20,270,097.40 : x
  2. Step 2: Convert to fraction form
    26,380,342.12/39,512,047.37 = 20,270,097.40/x
  3. Step 3: Cross multiply
    26,380,342.12x = 39,512,047.37 × 20,270,097.40
  4. Step 4: Simplify right side
    26,380,342.12x = 800,913,048,663,313.75
  5. Step 5: Solve for x
    x = 800,913,048,663,313.75/26,380,342.12
  6. Step 6: Final answer
    x = 30,360,222.21

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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.