Home / 19,541,999.80-29,312,999.70-16,644,662.20

Finding the Fourth Proportional to 19,541,999.80, 29,312,999.70 and 16,644,662.20

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Solution

The fourth proportional to 19,541,999.80, 29,312,999.70 and 16,644,662.20 is: 24,966,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,999.80 : 29,312,999.70 = 16,644,662.20 : x
  2. Step 2: Convert to fraction form
    19,541,999.80/29,312,999.70 = 16,644,662.20/x
  3. Step 3: Cross multiply
    19,541,999.80x = 29,312,999.70 × 16,644,662.20
  4. Step 4: Simplify right side
    19,541,999.80x = 487,904,978,075,201.31
  5. Step 5: Solve for x
    x = 487,904,978,075,201.31/19,541,999.80
  6. Step 6: Final answer
    x = 24,966,993.30

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1.5x scale

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.