Home / 19,382,876.80-29,042,822.40-16,170,611.20

Finding the Fourth Proportional to 19,382,876.80, 29,042,822.40 and 16,170,611.20

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Solution

The fourth proportional to 19,382,876.80, 29,042,822.40 and 16,170,611.20 is: 24,229,643.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,382,876.80 : 29,042,822.40 = 16,170,611.20 : x
  2. Step 2: Convert to fraction form
    19,382,876.80/29,042,822.40 = 16,170,611.20/x
  3. Step 3: Cross multiply
    19,382,876.80x = 29,042,822.40 × 16,170,611.20
  4. Step 4: Simplify right side
    19,382,876.80x = 469,640,189,181,050.81
  5. Step 5: Solve for x
    x = 469,640,189,181,050.81/19,382,876.80
  6. Step 6: Final answer
    x = 24,229,643.21

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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.