Home / 7,303,487.34-10,079,109.30-4,040,245.81

Finding the Fourth Proportional to 7,303,487.34, 10,079,109.30 and 4,040,245.81

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Solution

The fourth proportional to 7,303,487.34, 10,079,109.30 and 4,040,245.81 is: 5,575,703.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,303,487.34 : 10,079,109.30 = 4,040,245.81 : x
  2. Step 2: Convert to fraction form
    7,303,487.34/10,079,109.30 = 4,040,245.81/x
  3. Step 3: Cross multiply
    7,303,487.34x = 10,079,109.30 × 4,040,245.81
  4. Step 4: Simplify right side
    7,303,487.34x = 40,722,079,130,455.92
  5. Step 5: Solve for x
    x = 40,722,079,130,455.92/7,303,487.34
  6. Step 6: Final answer
    x = 5,575,703.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.