Home / 14,014,797.40-21,022,196.10-13,825,840.60

Finding the Fourth Proportional to 14,014,797.40, 21,022,196.10 and 13,825,840.60

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Solution

The fourth proportional to 14,014,797.40, 21,022,196.10 and 13,825,840.60 is: 20,738,760.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,797.40 : 21,022,196.10 = 13,825,840.60 : x
  2. Step 2: Convert to fraction form
    14,014,797.40/21,022,196.10 = 13,825,840.60/x
  3. Step 3: Cross multiply
    14,014,797.40x = 21,022,196.10 × 13,825,840.60
  4. Step 4: Simplify right side
    14,014,797.40x = 290,649,532,340,541.69
  5. Step 5: Solve for x
    x = 290,649,532,340,541.69/14,014,797.40
  6. Step 6: Final answer
    x = 20,738,760.90

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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.