Home / 21,853,418.14-30,156,926.67-12,063,652.16

Finding the Fourth Proportional to 21,853,418.14, 30,156,926.67 and 12,063,652.16

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Solution

The fourth proportional to 21,853,418.14, 30,156,926.67 and 12,063,652.16 is: 16,647,403.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,853,418.14 : 30,156,926.67 = 12,063,652.16 : x
  2. Step 2: Convert to fraction form
    21,853,418.14/30,156,926.67 = 12,063,652.16/x
  3. Step 3: Cross multiply
    21,853,418.14x = 30,156,926.67 × 12,063,652.16
  4. Step 4: Simplify right side
    21,853,418.14x = 363,802,673,410,722.50
  5. Step 5: Solve for x
    x = 363,802,673,410,722.50/21,853,418.14
  6. Step 6: Final answer
    x = 16,647,403.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.