Home / 14,269,074.40-21,374,581.20-8,861,125.60

Finding the Fourth Proportional to 14,269,074.40, 21,374,581.20 and 8,861,125.60

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Solution

The fourth proportional to 14,269,074.40, 21,374,581.20 and 8,861,125.60 is: 13,273,660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269,074.40 : 21,374,581.20 = 8,861,125.60 : x
  2. Step 2: Convert to fraction form
    14,269,074.40/21,374,581.20 = 8,861,125.60/x
  3. Step 3: Cross multiply
    14,269,074.40x = 21,374,581.20 × 8,861,125.60
  4. Step 4: Simplify right side
    14,269,074.40x = 189,402,848,660,598.72
  5. Step 5: Solve for x
    x = 189,402,848,660,598.72/14,269,074.40
  6. Step 6: Final answer
    x = 13,273,660.46

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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.