Home / 14,779,707.45-20,405,593.40-13,228,282.46

Finding the Fourth Proportional to 14,779,707.45, 20,405,593.40 and 13,228,282.46

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Solution

The fourth proportional to 14,779,707.45, 20,405,593.40 and 13,228,282.46 is: 18,263,619.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,779,707.45 : 20,405,593.40 = 13,228,282.46 : x
  2. Step 2: Convert to fraction form
    14,779,707.45/20,405,593.40 = 13,228,282.46/x
  3. Step 3: Cross multiply
    14,779,707.45x = 20,405,593.40 × 13,228,282.46
  4. Step 4: Simplify right side
    14,779,707.45x = 269,930,953,090,942.38
  5. Step 5: Solve for x
    x = 269,930,953,090,942.38/14,779,707.45
  6. Step 6: Final answer
    x = 18,263,619.49

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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.