Home / 14,171,611.20-21,257,416.80-13,798,363.20

Finding the Fourth Proportional to 14,171,611.20, 21,257,416.80 and 13,798,363.20

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Solution

The fourth proportional to 14,171,611.20, 21,257,416.80 and 13,798,363.20 is: 20,697,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,171,611.20 : 21,257,416.80 = 13,798,363.20 : x
  2. Step 2: Convert to fraction form
    14,171,611.20/21,257,416.80 = 13,798,363.20/x
  3. Step 3: Cross multiply
    14,171,611.20x = 21,257,416.80 × 13,798,363.20
  4. Step 4: Simplify right side
    14,171,611.20x = 293,317,557,700,181.75
  5. Step 5: Solve for x
    x = 293,317,557,700,181.75/14,171,611.20
  6. Step 6: Final answer
    x = 20,697,544.80

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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.