Home / 10,726,009.80-16,089,014.70-6,463,984.20

Finding the Fourth Proportional to 10,726,009.80, 16,089,014.70 and 6,463,984.20

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Solution

The fourth proportional to 10,726,009.80, 16,089,014.70 and 6,463,984.20 is: 9,695,976.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726,009.80 : 16,089,014.70 = 6,463,984.20 : x
  2. Step 2: Convert to fraction form
    10,726,009.80/16,089,014.70 = 6,463,984.20/x
  3. Step 3: Cross multiply
    10,726,009.80x = 16,089,014.70 × 6,463,984.20
  4. Step 4: Simplify right side
    10,726,009.80x = 103,999,136,814,367.73
  5. Step 5: Solve for x
    x = 103,999,136,814,367.73/10,726,009.80
  6. Step 6: Final answer
    x = 9,695,976.30

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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.