Home / 5,182,661.85-7,763,584.70-2,581,129.67

Finding the Fourth Proportional to 5,182,661.85, 7,763,584.70 and 2,581,129.67

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Solution

The fourth proportional to 5,182,661.85, 7,763,584.70 and 2,581,129.67 is: 3,866,510.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,661.85 : 7,763,584.70 = 2,581,129.67 : x
  2. Step 2: Convert to fraction form
    5,182,661.85/7,763,584.70 = 2,581,129.67/x
  3. Step 3: Cross multiply
    5,182,661.85x = 7,763,584.70 × 2,581,129.67
  4. Step 4: Simplify right side
    5,182,661.85x = 20,038,818,763,004.48
  5. Step 5: Solve for x
    x = 20,038,818,763,004.48/5,182,661.85
  6. Step 6: Final answer
    x = 3,866,510.94

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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.