Home / 21,484,059.03-29,648,379.78-11,694,784.59

Finding the Fourth Proportional to 21,484,059.03, 29,648,379.78 and 11,694,784.59

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Solution

The fourth proportional to 21,484,059.03, 29,648,379.78 and 11,694,784.59 is: 16,139,008.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484,059.03 : 29,648,379.78 = 11,694,784.59 : x
  2. Step 2: Convert to fraction form
    21,484,059.03/29,648,379.78 = 11,694,784.59/x
  3. Step 3: Cross multiply
    21,484,059.03x = 29,648,379.78 × 11,694,784.59
  4. Step 4: Simplify right side
    21,484,059.03x = 346,731,414,969,611.62
  5. Step 5: Solve for x
    x = 346,731,414,969,611.62/21,484,059.03
  6. Step 6: Final answer
    x = 16,139,008.67

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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.