Home / 7,405,125.80-11,107,688.70-4,555,999.40

Finding the Fourth Proportional to 7,405,125.80, 11,107,688.70 and 4,555,999.40

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Solution

The fourth proportional to 7,405,125.80, 11,107,688.70 and 4,555,999.40 is: 6,833,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,405,125.80 : 11,107,688.70 = 4,555,999.40 : x
  2. Step 2: Convert to fraction form
    7,405,125.80/11,107,688.70 = 4,555,999.40/x
  3. Step 3: Cross multiply
    7,405,125.80x = 11,107,688.70 × 4,555,999.40
  4. Step 4: Simplify right side
    7,405,125.80x = 50,606,623,052,586.78
  5. Step 5: Solve for x
    x = 50,606,623,052,586.78/7,405,125.80
  6. Step 6: Final answer
    x = 6,833,999.10

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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.