Home / 51,544,516.20-77,315,024.70-13,206,406.20

Finding the Fourth Proportional to 51,544,516.20, 77,315,024.70 and 13,206,406.20

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Solution

The fourth proportional to 51,544,516.20, 77,315,024.70 and 13,206,406.20 is: 19,809,161.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,544,516.20 : 77,315,024.70 = 13,206,406.20 : x
  2. Step 2: Convert to fraction form
    51,544,516.20/77,315,024.70 = 13,206,406.20/x
  3. Step 3: Cross multiply
    51,544,516.20x = 77,315,024.70 × 13,206,406.20
  4. Step 4: Simplify right side
    51,544,516.20x = 1,021,053,621,551,233.12
  5. Step 5: Solve for x
    x = 1,021,053,621,551,233.12/51,544,516.20
  6. Step 6: Final answer
    x = 19,809,161.03

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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.