Home / 10,921,735.60-16,361,713.80-5,871,367.60

Finding the Fourth Proportional to 10,921,735.60, 16,361,713.80 and 5,871,367.60

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Solution

The fourth proportional to 10,921,735.60, 16,361,713.80 and 5,871,367.60 is: 8,795,821.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,735.60 : 16,361,713.80 = 5,871,367.60 : x
  2. Step 2: Convert to fraction form
    10,921,735.60/16,361,713.80 = 5,871,367.60/x
  3. Step 3: Cross multiply
    10,921,735.60x = 16,361,713.80 × 5,871,367.60
  4. Step 4: Simplify right side
    10,921,735.60x = 96,065,636,285,792.88
  5. Step 5: Solve for x
    x = 96,065,636,285,792.88/10,921,735.60
  6. Step 6: Final answer
    x = 8,795,821.45

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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.