Home / 14,014,906.40-21,022,359.60-13,731,471.20

Finding the Fourth Proportional to 14,014,906.40, 21,022,359.60 and 13,731,471.20

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Solution

The fourth proportional to 14,014,906.40, 21,022,359.60 and 13,731,471.20 is: 20,597,206.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,906.40 : 21,022,359.60 = 13,731,471.20 : x
  2. Step 2: Convert to fraction form
    14,014,906.40/21,022,359.60 = 13,731,471.20/x
  3. Step 3: Cross multiply
    14,014,906.40x = 21,022,359.60 × 13,731,471.20
  4. Step 4: Simplify right side
    14,014,906.40x = 288,667,925,403,443.50
  5. Step 5: Solve for x
    x = 288,667,925,403,443.50/14,014,906.40
  6. Step 6: Final answer
    x = 20,597,206.80

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1.5x scale

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.