Home / 19,570,072.30-29,355,108.45-16,405,045.90

Finding the Fourth Proportional to 19,570,072.30, 29,355,108.45 and 16,405,045.90

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Solution

The fourth proportional to 19,570,072.30, 29,355,108.45 and 16,405,045.90 is: 24,607,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570,072.30 : 29,355,108.45 = 16,405,045.90 : x
  2. Step 2: Convert to fraction form
    19,570,072.30/29,355,108.45 = 16,405,045.90/x
  3. Step 3: Cross multiply
    19,570,072.30x = 29,355,108.45 × 16,405,045.90
  4. Step 4: Simplify right side
    19,570,072.30x = 481,571,901,521,727.88
  5. Step 5: Solve for x
    x = 481,571,901,521,727.88/19,570,072.30
  6. Step 6: Final answer
    x = 24,607,568.85

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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.