Home / 20,762,503.88-28,648,099.86-11,593,735.88

Finding the Fourth Proportional to 20,762,503.88, 28,648,099.86 and 11,593,735.88

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Solution

The fourth proportional to 20,762,503.88, 28,648,099.86 and 11,593,735.88 is: 15,997,035.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,762,503.88 : 28,648,099.86 = 11,593,735.88 : x
  2. Step 2: Convert to fraction form
    20,762,503.88/28,648,099.86 = 11,593,735.88/x
  3. Step 3: Cross multiply
    20,762,503.88x = 28,648,099.86 × 11,593,735.88
  4. Step 4: Simplify right side
    20,762,503.88x = 332,138,503,240,705
  5. Step 5: Solve for x
    x = 332,138,503,240,705/20,762,503.88
  6. Step 6: Final answer
    x = 15,997,035.10

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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.