Home / 14,168,435.60-21,299,892.60-12,089,910.80

Finding the Fourth Proportional to 14,168,435.60, 21,299,892.60 and 12,089,910.80

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Solution

The fourth proportional to 14,168,435.60, 21,299,892.60 and 12,089,910.80 is: 18,175,175.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168,435.60 : 21,299,892.60 = 12,089,910.80 : x
  2. Step 2: Convert to fraction form
    14,168,435.60/21,299,892.60 = 12,089,910.80/x
  3. Step 3: Cross multiply
    14,168,435.60x = 21,299,892.60 × 12,089,910.80
  4. Step 4: Simplify right side
    14,168,435.60x = 257,513,801,583,580.12
  5. Step 5: Solve for x
    x = 257,513,801,583,580.12/14,168,435.60
  6. Step 6: Final answer
    x = 18,175,175.36

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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.