Home / 37,651,416.74-51,956,772.21-21,129,998.60

Finding the Fourth Proportional to 37,651,416.74, 51,956,772.21 and 21,129,998.60

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Solution

The fourth proportional to 37,651,416.74, 51,956,772.21 and 21,129,998.60 is: 29,158,173.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,651,416.74 : 51,956,772.21 = 21,129,998.60 : x
  2. Step 2: Convert to fraction form
    37,651,416.74/51,956,772.21 = 21,129,998.60/x
  3. Step 3: Cross multiply
    37,651,416.74x = 51,956,772.21 × 21,129,998.60
  4. Step 4: Simplify right side
    37,651,416.74x = 1,097,846,524,057,819
  5. Step 5: Solve for x
    x = 1,097,846,524,057,819/37,651,416.74
  6. Step 6: Final answer
    x = 29,158,173.03

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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.