Home / 53,302,145.13-79,954,846.50-18,286,768.27

Finding the Fourth Proportional to 53,302,145.13, 79,954,846.50 and 18,286,768.27

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Solution

The fourth proportional to 53,302,145.13, 79,954,846.50 and 18,286,768.27 is: 27,430,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,302,145.13 : 79,954,846.50 = 18,286,768.27 : x
  2. Step 2: Convert to fraction form
    53,302,145.13/79,954,846.50 = 18,286,768.27/x
  3. Step 3: Cross multiply
    53,302,145.13x = 79,954,846.50 × 18,286,768.27
  4. Step 4: Simplify right side
    53,302,145.13x = 1,462,115,749,609,146.25
  5. Step 5: Solve for x
    x = 1,462,115,749,609,146.25/53,302,145.13
  6. Step 6: Final answer
    x = 27,430,711.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.