Home / 6,900,029.85-9,515,582.82-5,453,181.93

Finding the Fourth Proportional to 6,900,029.85, 9,515,582.82 and 5,453,181.93

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Solution

The fourth proportional to 6,900,029.85, 9,515,582.82 and 5,453,181.93 is: 7,520,286.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900,029.85 : 9,515,582.82 = 5,453,181.93 : x
  2. Step 2: Convert to fraction form
    6,900,029.85/9,515,582.82 = 5,453,181.93/x
  3. Step 3: Cross multiply
    6,900,029.85x = 9,515,582.82 × 5,453,181.93
  4. Step 4: Simplify right side
    6,900,029.85x = 51,890,204,287,442.44
  5. Step 5: Solve for x
    x = 51,890,204,287,442.44/6,900,029.85
  6. Step 6: Final answer
    x = 7,520,286.93

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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.