Home / 9,662,626.62-13,334,420.07-5,311,993.50

Finding the Fourth Proportional to 9,662,626.62, 13,334,420.07 and 5,311,993.50

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Solution

The fourth proportional to 9,662,626.62, 13,334,420.07 and 5,311,993.50 is: 7,330,548.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,662,626.62 : 13,334,420.07 = 5,311,993.50 : x
  2. Step 2: Convert to fraction form
    9,662,626.62/13,334,420.07 = 5,311,993.50/x
  3. Step 3: Cross multiply
    9,662,626.62x = 13,334,420.07 × 5,311,993.50
  4. Step 4: Simplify right side
    9,662,626.62x = 70,832,352,738,109.55
  5. Step 5: Solve for x
    x = 70,832,352,738,109.55/9,662,626.62
  6. Step 6: Final answer
    x = 7,330,548.47

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1.5x scale

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.