Home / 15,549,863.10-23,324,794.65-4,190,311.72

Finding the Fourth Proportional to 15,549,863.10, 23,324,794.65 and 4,190,311.72

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Solution

The fourth proportional to 15,549,863.10, 23,324,794.65 and 4,190,311.72 is: 6,285,467.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549,863.10 : 23,324,794.65 = 4,190,311.72 : x
  2. Step 2: Convert to fraction form
    15,549,863.10/23,324,794.65 = 4,190,311.72/x
  3. Step 3: Cross multiply
    15,549,863.10x = 23,324,794.65 × 4,190,311.72
  4. Step 4: Simplify right side
    15,549,863.10x = 97,738,160,388,488.30
  5. Step 5: Solve for x
    x = 97,738,160,388,488.30/15,549,863.10
  6. Step 6: Final answer
    x = 6,285,467.58

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Similar ratio
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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.