Home / 19,968,211.80-29,910,327.30-16,608,979.80

Finding the Fourth Proportional to 19,968,211.80, 29,910,327.30 and 16,608,979.80

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Solution

The fourth proportional to 19,968,211.80, 29,910,327.30 and 16,608,979.80 is: 24,878,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,968,211.80 : 29,910,327.30 = 16,608,979.80 : x
  2. Step 2: Convert to fraction form
    19,968,211.80/29,910,327.30 = 16,608,979.80/x
  3. Step 3: Cross multiply
    19,968,211.80x = 29,910,327.30 × 16,608,979.80
  4. Step 4: Simplify right side
    19,968,211.80x = 496,780,021,937,088.56
  5. Step 5: Solve for x
    x = 496,780,021,937,088.56/19,968,211.80
  6. Step 6: Final answer
    x = 24,878,543.30

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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.