Home / 30,590,910.90-45,939,510.45-16,242,003.90

Finding the Fourth Proportional to 30,590,910.90, 45,939,510.45 and 16,242,003.90

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Solution

The fourth proportional to 30,590,910.90, 45,939,510.45 and 16,242,003.90 is: 24,391,222.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,590,910.90 : 45,939,510.45 = 16,242,003.90 : x
  2. Step 2: Convert to fraction form
    30,590,910.90/45,939,510.45 = 16,242,003.90/x
  3. Step 3: Cross multiply
    30,590,910.90x = 45,939,510.45 × 16,242,003.90
  4. Step 4: Simplify right side
    30,590,910.90x = 746,149,707,892,990.88
  5. Step 5: Solve for x
    x = 746,149,707,892,990.88/30,590,910.90
  6. Step 6: Final answer
    x = 24,391,222.29

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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.