Home / 6,634,329.09-9,951,485.12-2,085,774.90

Finding the Fourth Proportional to 6,634,329.09, 9,951,485.12 and 2,085,774.90

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Solution

The fourth proportional to 6,634,329.09, 9,951,485.12 and 2,085,774.90 is: 3,128,659.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,634,329.09 : 9,951,485.12 = 2,085,774.90 : x
  2. Step 2: Convert to fraction form
    6,634,329.09/9,951,485.12 = 2,085,774.90/x
  3. Step 3: Cross multiply
    6,634,329.09x = 9,951,485.12 × 2,085,774.90
  4. Step 4: Simplify right side
    6,634,329.09x = 20,756,557,881,019.48
  5. Step 5: Solve for x
    x = 20,756,557,881,019.48/6,634,329.09
  6. Step 6: Final answer
    x = 3,128,659.67

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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.