Home / 7,104,108.80-10,656,163.20-3,702,886.40

Finding the Fourth Proportional to 7,104,108.80, 10,656,163.20 and 3,702,886.40

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Solution

The fourth proportional to 7,104,108.80, 10,656,163.20 and 3,702,886.40 is: 5,554,329.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104,108.80 : 10,656,163.20 = 3,702,886.40 : x
  2. Step 2: Convert to fraction form
    7,104,108.80/10,656,163.20 = 3,702,886.40/x
  3. Step 3: Cross multiply
    7,104,108.80x = 10,656,163.20 × 3,702,886.40
  4. Step 4: Simplify right side
    7,104,108.80x = 39,458,561,789,460.48
  5. Step 5: Solve for x
    x = 39,458,561,789,460.48/7,104,108.80
  6. Step 6: Final answer
    x = 5,554,329.60

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Similar ratio
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1.5x scale

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.