Home / 54,952,289.92-82,430,676.56-14,012,790.81

Finding the Fourth Proportional to 54,952,289.92, 82,430,676.56 and 14,012,790.81

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Solution

The fourth proportional to 54,952,289.92, 82,430,676.56 and 14,012,790.81 is: 21,019,757.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,952,289.92 : 82,430,676.56 = 14,012,790.81 : x
  2. Step 2: Convert to fraction form
    54,952,289.92/82,430,676.56 = 14,012,790.81/x
  3. Step 3: Cross multiply
    54,952,289.92x = 82,430,676.56 × 14,012,790.81
  4. Step 4: Simplify right side
    54,952,289.92x = 1,155,083,826,962,050.50
  5. Step 5: Solve for x
    x = 1,155,083,826,962,050.50/54,952,289.92
  6. Step 6: Final answer
    x = 21,019,757.84

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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.