Home / 14,779,694.76-20,405,575.88-13,228,269.76

Finding the Fourth Proportional to 14,779,694.76, 20,405,575.88 and 13,228,269.76

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Solution

The fourth proportional to 14,779,694.76, 20,405,575.88 and 13,228,269.76 is: 18,263,601.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,779,694.76 : 20,405,575.88 = 13,228,269.76 : x
  2. Step 2: Convert to fraction form
    14,779,694.76/20,405,575.88 = 13,228,269.76/x
  3. Step 3: Cross multiply
    14,779,694.76x = 20,405,575.88 × 13,228,269.76
  4. Step 4: Simplify right side
    14,779,694.76x = 269,930,462,348,789.38
  5. Step 5: Solve for x
    x = 269,930,462,348,789.38/14,779,694.76
  6. Step 6: Final answer
    x = 18,263,601.97

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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.