Home / 12,669,271.40-19,003,907.10-11,074,948.40

Finding the Fourth Proportional to 12,669,271.40, 19,003,907.10 and 11,074,948.40

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Solution

The fourth proportional to 12,669,271.40, 19,003,907.10 and 11,074,948.40 is: 16,612,422.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,669,271.40 : 19,003,907.10 = 11,074,948.40 : x
  2. Step 2: Convert to fraction form
    12,669,271.40/19,003,907.10 = 11,074,948.40/x
  3. Step 3: Cross multiply
    12,669,271.40x = 19,003,907.10 × 11,074,948.40
  4. Step 4: Simplify right side
    12,669,271.40x = 210,467,290,530,893.66
  5. Step 5: Solve for x
    x = 210,467,290,530,893.66/12,669,271.40
  6. Step 6: Final answer
    x = 16,612,422.60

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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.