Home / 70,628,124.99-105,885,016.56-22,080,989.64

Finding the Fourth Proportional to 70,628,124.99, 105,885,016.56 and 22,080,989.64

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Solution

The fourth proportional to 70,628,124.99, 105,885,016.56 and 22,080,989.64 is: 33,103,610.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,628,124.99 : 105,885,016.56 = 22,080,989.64 : x
  2. Step 2: Convert to fraction form
    70,628,124.99/105,885,016.56 = 22,080,989.64/x
  3. Step 3: Cross multiply
    70,628,124.99x = 105,885,016.56 × 22,080,989.64
  4. Step 4: Simplify right side
    70,628,124.99x = 2,338,045,954,089,657.50
  5. Step 5: Solve for x
    x = 2,338,045,954,089,657.50/70,628,124.99
  6. Step 6: Final answer
    x = 33,103,610.70

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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.