Home / 13,106,528.90-19,659,776.43-3,521,907.54

Finding the Fourth Proportional to 13,106,528.90, 19,659,776.43 and 3,521,907.54

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Solution

The fourth proportional to 13,106,528.90, 19,659,776.43 and 3,521,907.54 is: 5,282,856.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,528.90 : 19,659,776.43 = 3,521,907.54 : x
  2. Step 2: Convert to fraction form
    13,106,528.90/19,659,776.43 = 3,521,907.54/x
  3. Step 3: Cross multiply
    13,106,528.90x = 19,659,776.43 × 3,521,907.54
  4. Step 4: Simplify right side
    13,106,528.90x = 69,239,914,843,531.28
  5. Step 5: Solve for x
    x = 69,239,914,843,531.28/13,106,528.90
  6. Step 6: Final answer
    x = 5,282,856.76

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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.