Home / 14,779,693.58-20,405,574.24-13,228,268.58

Finding the Fourth Proportional to 14,779,693.58, 20,405,574.24 and 13,228,268.58

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Solution

The fourth proportional to 14,779,693.58, 20,405,574.24 and 13,228,268.58 is: 18,263,600.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,779,693.58 : 20,405,574.24 = 13,228,268.58 : x
  2. Step 2: Convert to fraction form
    14,779,693.58/20,405,574.24 = 13,228,268.58/x
  3. Step 3: Cross multiply
    14,779,693.58x = 20,405,574.24 × 13,228,268.58
  4. Step 4: Simplify right side
    14,779,693.58x = 269,930,416,575,849.34
  5. Step 5: Solve for x
    x = 269,930,416,575,849.34/14,779,693.58
  6. Step 6: Final answer
    x = 18,263,600.34

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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.