Home / 15,751,513-21,737,096.58-8,508,169

Finding the Fourth Proportional to 15,751,513, 21,737,096.58 and 8,508,169

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Solution

The fourth proportional to 15,751,513, 21,737,096.58 and 8,508,169 is: 11,741,277.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751,513 : 21,737,096.58 = 8,508,169 : x
  2. Step 2: Convert to fraction form
    15,751,513/21,737,096.58 = 8,508,169/x
  3. Step 3: Cross multiply
    15,751,513x = 21,737,096.58 × 8,508,169
  4. Step 4: Simplify right side
    15,751,513x = 184,942,891,271,962
  5. Step 5: Solve for x
    x = 184,942,891,271,962/15,751,513
  6. Step 6: Final answer
    x = 11,741,277.89

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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.