Home / 5,200,704.70-7,801,057.05-3,315,802.30

Finding the Fourth Proportional to 5,200,704.70, 7,801,057.05 and 3,315,802.30

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Solution

The fourth proportional to 5,200,704.70, 7,801,057.05 and 3,315,802.30 is: 4,973,703.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200,704.70 : 7,801,057.05 = 3,315,802.30 : x
  2. Step 2: Convert to fraction form
    5,200,704.70/7,801,057.05 = 3,315,802.30/x
  3. Step 3: Cross multiply
    5,200,704.70x = 7,801,057.05 × 3,315,802.30
  4. Step 4: Simplify right side
    5,200,704.70x = 25,866,762,908,821.21
  5. Step 5: Solve for x
    x = 25,866,762,908,821.21/5,200,704.70
  6. Step 6: Final answer
    x = 4,973,703.45

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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.