Home / 9,662,481.08-13,334,267.04-5,311,847.72

Finding the Fourth Proportional to 9,662,481.08, 13,334,267.04 and 5,311,847.72

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Solution

The fourth proportional to 9,662,481.08, 13,334,267.04 and 5,311,847.72 is: 7,330,373.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,662,481.08 : 13,334,267.04 = 5,311,847.72 : x
  2. Step 2: Convert to fraction form
    9,662,481.08/13,334,267.04 = 5,311,847.72/x
  3. Step 3: Cross multiply
    9,662,481.08x = 13,334,267.04 × 5,311,847.72
  4. Step 4: Simplify right side
    9,662,481.08x = 70,829,595,974,295.14
  5. Step 5: Solve for x
    x = 70,829,595,974,295.14/9,662,481.08
  6. Step 6: Final answer
    x = 7,330,373.57

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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.