Home / 6,919,789.45-9,549,271.41-3,822,525.88

Finding the Fourth Proportional to 6,919,789.45, 9,549,271.41 and 3,822,525.88

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Solution

The fourth proportional to 6,919,789.45, 9,549,271.41 and 3,822,525.88 is: 5,275,064.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919,789.45 : 9,549,271.41 = 3,822,525.88 : x
  2. Step 2: Convert to fraction form
    6,919,789.45/9,549,271.41 = 3,822,525.88/x
  3. Step 3: Cross multiply
    6,919,789.45x = 9,549,271.41 × 3,822,525.88
  4. Step 4: Simplify right side
    6,919,789.45x = 36,502,337,093,913.62
  5. Step 5: Solve for x
    x = 36,502,337,093,913.62/6,919,789.45
  6. Step 6: Final answer
    x = 5,275,064.71

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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.