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Finding the Fourth Proportional to 37,819,978.62, 52,193,509.90 and 23,131,031.32

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Solution

The fourth proportional to 37,819,978.62, 52,193,509.90 and 23,131,031.32 is: 31,922,009.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,819,978.62 : 52,193,509.90 = 23,131,031.32 : x
  2. Step 2: Convert to fraction form
    37,819,978.62/52,193,509.90 = 23,131,031.32/x
  3. Step 3: Cross multiply
    37,819,978.62x = 52,193,509.90 × 23,131,031.32
  4. Step 4: Simplify right side
    37,819,978.62x = 1,207,289,712,197,630
  5. Step 5: Solve for x
    x = 1,207,289,712,197,630/37,819,978.62
  6. Step 6: Final answer
    x = 31,922,009.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.