Home / 9,245,467.19-12,759,121.16-5,115,431.44

Finding the Fourth Proportional to 9,245,467.19, 12,759,121.16 and 5,115,431.44

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Solution

The fourth proportional to 9,245,467.19, 12,759,121.16 and 5,115,431.44 is: 7,059,503.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245,467.19 : 12,759,121.16 = 5,115,431.44 : x
  2. Step 2: Convert to fraction form
    9,245,467.19/12,759,121.16 = 5,115,431.44/x
  3. Step 3: Cross multiply
    9,245,467.19x = 12,759,121.16 × 5,115,431.44
  4. Step 4: Simplify right side
    9,245,467.19x = 65,268,409,566,962.19
  5. Step 5: Solve for x
    x = 65,268,409,566,962.19/9,245,467.19
  6. Step 6: Final answer
    x = 7,059,503.67

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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.