Home / 5,255,420.40-7,883,389.80-2,735,996.40

Finding the Fourth Proportional to 5,255,420.40, 7,883,389.80 and 2,735,996.40

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Solution

The fourth proportional to 5,255,420.40, 7,883,389.80 and 2,735,996.40 is: 4,104,129.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255,420.40 : 7,883,389.80 = 2,735,996.40 : x
  2. Step 2: Convert to fraction form
    5,255,420.40/7,883,389.80 = 2,735,996.40/x
  3. Step 3: Cross multiply
    5,255,420.40x = 7,883,389.80 × 2,735,996.40
  4. Step 4: Simplify right side
    5,255,420.40x = 21,568,926,112,596.72
  5. Step 5: Solve for x
    x = 21,568,926,112,596.72/5,255,420.40
  6. Step 6: Final answer
    x = 4,104,129.54

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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.