Home / 14,029,272.60-21,043,908.90-13,609,368.60

Finding the Fourth Proportional to 14,029,272.60, 21,043,908.90 and 13,609,368.60

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Solution

The fourth proportional to 14,029,272.60, 21,043,908.90 and 13,609,368.60 is: 20,414,052.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,029,272.60 : 21,043,908.90 = 13,609,368.60 : x
  2. Step 2: Convert to fraction form
    14,029,272.60/21,043,908.90 = 13,609,368.60/x
  3. Step 3: Cross multiply
    14,029,272.60x = 21,043,908.90 × 13,609,368.60
  4. Step 4: Simplify right side
    14,029,272.60x = 286,394,313,004,920.50
  5. Step 5: Solve for x
    x = 286,394,313,004,920.50/14,029,272.60
  6. Step 6: Final answer
    x = 20,414,052.90

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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.