Home / 27,783,639.60-41,675,459.40-8,616,334.20

Finding the Fourth Proportional to 27,783,639.60, 41,675,459.40 and 8,616,334.20

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Solution

The fourth proportional to 27,783,639.60, 41,675,459.40 and 8,616,334.20 is: 12,924,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,783,639.60 : 41,675,459.40 = 8,616,334.20 : x
  2. Step 2: Convert to fraction form
    27,783,639.60/41,675,459.40 = 8,616,334.20/x
  3. Step 3: Cross multiply
    27,783,639.60x = 41,675,459.40 × 8,616,334.20
  4. Step 4: Simplify right side
    27,783,639.60x = 359,089,686,128,931.44
  5. Step 5: Solve for x
    x = 359,089,686,128,931.44/27,783,639.60
  6. Step 6: Final answer
    x = 12,924,501.30

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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.