Home / 7,344,847.80-11,017,271.70-3,985,615.80

Finding the Fourth Proportional to 7,344,847.80, 11,017,271.70 and 3,985,615.80

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Solution

The fourth proportional to 7,344,847.80, 11,017,271.70 and 3,985,615.80 is: 5,978,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344,847.80 : 11,017,271.70 = 3,985,615.80 : x
  2. Step 2: Convert to fraction form
    7,344,847.80/11,017,271.70 = 3,985,615.80/x
  3. Step 3: Cross multiply
    7,344,847.80x = 11,017,271.70 × 3,985,615.80
  4. Step 4: Simplify right side
    7,344,847.80x = 43,910,612,160,412.85
  5. Step 5: Solve for x
    x = 43,910,612,160,412.85/7,344,847.80
  6. Step 6: Final answer
    x = 5,978,423.70

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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.