Home / 21,860,678.20-32,763,023.70-16,786,838.20

Finding the Fourth Proportional to 21,860,678.20, 32,763,023.70 and 16,786,838.20

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Solution

The fourth proportional to 21,860,678.20, 32,763,023.70 and 16,786,838.20 is: 25,158,760.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,860,678.20 : 32,763,023.70 = 16,786,838.20 : x
  2. Step 2: Convert to fraction form
    21,860,678.20/32,763,023.70 = 16,786,838.20/x
  3. Step 3: Cross multiply
    21,860,678.20x = 32,763,023.70 × 16,786,838.20
  4. Step 4: Simplify right side
    21,860,678.20x = 549,987,577,794,665.31
  5. Step 5: Solve for x
    x = 549,987,577,794,665.31/21,860,678.20
  6. Step 6: Final answer
    x = 25,158,760.98

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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.