Home / 5,669,320.44-8,490,738.75-5,211,528.65

Finding the Fourth Proportional to 5,669,320.44, 8,490,738.75 and 5,211,528.65

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Solution

The fourth proportional to 5,669,320.44, 8,490,738.75 and 5,211,528.65 is: 7,805,120.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669,320.44 : 8,490,738.75 = 5,211,528.65 : x
  2. Step 2: Convert to fraction form
    5,669,320.44/8,490,738.75 = 5,211,528.65/x
  3. Step 3: Cross multiply
    5,669,320.44x = 8,490,738.75 × 5,211,528.65
  4. Step 4: Simplify right side
    5,669,320.44x = 44,249,728,247,388.70
  5. Step 5: Solve for x
    x = 44,249,728,247,388.70/5,669,320.44
  6. Step 6: Final answer
    x = 7,805,120.34

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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.