Home / 22,228,328.12-30,675,456.01-12,169,659.29

Finding the Fourth Proportional to 22,228,328.12, 30,675,456.01 and 12,169,659.29

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Solution

The fourth proportional to 22,228,328.12, 30,675,456.01 and 12,169,659.29 is: 16,794,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,228,328.12 : 30,675,456.01 = 12,169,659.29 : x
  2. Step 2: Convert to fraction form
    22,228,328.12/30,675,456.01 = 12,169,659.29/x
  3. Step 3: Cross multiply
    22,228,328.12x = 30,675,456.01 × 12,169,659.29
  4. Step 4: Simplify right side
    22,228,328.12x = 373,309,848,046,099.50
  5. Step 5: Solve for x
    x = 373,309,848,046,099.50/22,228,328.12
  6. Step 6: Final answer
    x = 16,794,328.67

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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.