Home / 5,389,677.80-8,084,516.70-2,555,325.80

Finding the Fourth Proportional to 5,389,677.80, 8,084,516.70 and 2,555,325.80

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Solution

The fourth proportional to 5,389,677.80, 8,084,516.70 and 2,555,325.80 is: 3,832,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,677.80 : 8,084,516.70 = 2,555,325.80 : x
  2. Step 2: Convert to fraction form
    5,389,677.80/8,084,516.70 = 2,555,325.80/x
  3. Step 3: Cross multiply
    5,389,677.80x = 8,084,516.70 × 2,555,325.80
  4. Step 4: Simplify right side
    5,389,677.80x = 20,658,574,104,040.86
  5. Step 5: Solve for x
    x = 20,658,574,104,040.86/5,389,677.80
  6. Step 6: Final answer
    x = 3,832,988.70

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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.