Home / 20,422,033.40-30,591,059.70-14,039,492.60

Finding the Fourth Proportional to 20,422,033.40, 30,591,059.70 and 14,039,492.60

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Solution

The fourth proportional to 20,422,033.40, 30,591,059.70 and 14,039,492.60 is: 21,030,371.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,422,033.40 : 30,591,059.70 = 14,039,492.60 : x
  2. Step 2: Convert to fraction form
    20,422,033.40/30,591,059.70 = 14,039,492.60/x
  3. Step 3: Cross multiply
    20,422,033.40x = 30,591,059.70 × 14,039,492.60
  4. Step 4: Simplify right side
    20,422,033.40x = 429,482,956,284,308.19
  5. Step 5: Solve for x
    x = 429,482,956,284,308.19/20,422,033.40
  6. Step 6: Final answer
    x = 21,030,371.85

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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.