Home / 6,919,844.64-9,466,396.50-6,890,698.79

Finding the Fourth Proportional to 6,919,844.64, 9,466,396.50 and 6,890,698.79

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Solution

The fourth proportional to 6,919,844.64, 9,466,396.50 and 6,890,698.79 is: 9,426,524.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919,844.64 : 9,466,396.50 = 6,890,698.79 : x
  2. Step 2: Convert to fraction form
    6,919,844.64/9,466,396.50 = 6,890,698.79/x
  3. Step 3: Cross multiply
    6,919,844.64x = 9,466,396.50 × 6,890,698.79
  4. Step 4: Simplify right side
    6,919,844.64x = 65,230,086,860,878.26
  5. Step 5: Solve for x
    x = 65,230,086,860,878.26/6,919,844.64
  6. Step 6: Final answer
    x = 9,426,524.76

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.