Home / 14,014,776.40-21,022,164.60-13,825,819.60

Finding the Fourth Proportional to 14,014,776.40, 21,022,164.60 and 13,825,819.60

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Solution

The fourth proportional to 14,014,776.40, 21,022,164.60 and 13,825,819.60 is: 20,738,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,776.40 : 21,022,164.60 = 13,825,819.60 : x
  2. Step 2: Convert to fraction form
    14,014,776.40/21,022,164.60 = 13,825,819.60/x
  3. Step 3: Cross multiply
    14,014,776.40x = 21,022,164.60 × 13,825,819.60
  4. Step 4: Simplify right side
    14,014,776.40x = 290,648,655,361,106.19
  5. Step 5: Solve for x
    x = 290,648,655,361,106.19/14,014,776.40
  6. Step 6: Final answer
    x = 20,738,729.40

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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.