Home / 30,166,946.88-45,250,512.48-7,447,846.56

Finding the Fourth Proportional to 30,166,946.88, 45,250,512.48 and 7,447,846.56

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Solution

The fourth proportional to 30,166,946.88, 45,250,512.48 and 7,447,846.56 is: 11,171,792.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,166,946.88 : 45,250,512.48 = 7,447,846.56 : x
  2. Step 2: Convert to fraction form
    30,166,946.88/45,250,512.48 = 7,447,846.56/x
  3. Step 3: Cross multiply
    30,166,946.88x = 45,250,512.48 × 7,447,846.56
  4. Step 4: Simplify right side
    30,166,946.88x = 337,018,873,712,405
  5. Step 5: Solve for x
    x = 337,018,873,712,405/30,166,946.88
  6. Step 6: Final answer
    x = 11,171,792.59

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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.