Home / 6,422,074.74-9,626,368.82-2,160,763.56

Finding the Fourth Proportional to 6,422,074.74, 9,626,368.82 and 2,160,763.56

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Solution

The fourth proportional to 6,422,074.74, 9,626,368.82 and 2,160,763.56 is: 3,238,876.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,422,074.74 : 9,626,368.82 = 2,160,763.56 : x
  2. Step 2: Convert to fraction form
    6,422,074.74/9,626,368.82 = 2,160,763.56/x
  3. Step 3: Cross multiply
    6,422,074.74x = 9,626,368.82 × 2,160,763.56
  4. Step 4: Simplify right side
    6,422,074.74x = 20,800,306,961,376.20
  5. Step 5: Solve for x
    x = 20,800,306,961,376.20/6,422,074.74
  6. Step 6: Final answer
    x = 3,238,876.50

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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.