Home / 11,863,119.78-17,782,461.63-4,671,738.90

Finding the Fourth Proportional to 11,863,119.78, 17,782,461.63 and 4,671,738.90

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Solution

The fourth proportional to 11,863,119.78, 17,782,461.63 and 4,671,738.90 is: 7,002,796.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863,119.78 : 17,782,461.63 = 4,671,738.90 : x
  2. Step 2: Convert to fraction form
    11,863,119.78/17,782,461.63 = 4,671,738.90/x
  3. Step 3: Cross multiply
    11,863,119.78x = 17,782,461.63 × 4,671,738.90
  4. Step 4: Simplify right side
    11,863,119.78x = 83,075,017,734,628.41
  5. Step 5: Solve for x
    x = 83,075,017,734,628.41/11,863,119.78
  6. Step 6: Final answer
    x = 7,002,796.84

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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.