Home / 19,477,977.28-26,880,107.84-11,743,515.52

Finding the Fourth Proportional to 19,477,977.28, 26,880,107.84 and 11,743,515.52

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Solution

The fourth proportional to 19,477,977.28, 26,880,107.84 and 11,743,515.52 is: 16,206,352.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,477,977.28 : 26,880,107.84 = 11,743,515.52 : x
  2. Step 2: Convert to fraction form
    19,477,977.28/26,880,107.84 = 11,743,515.52/x
  3. Step 3: Cross multiply
    19,477,977.28x = 26,880,107.84 × 11,743,515.52
  4. Step 4: Simplify right side
    19,477,977.28x = 315,666,963,598,313.69
  5. Step 5: Solve for x
    x = 315,666,963,598,313.69/19,477,977.28
  6. Step 6: Final answer
    x = 16,206,352.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.