Home / 15,565,849.91-23,323,154.92-5,325,111.54

Finding the Fourth Proportional to 15,565,849.91, 23,323,154.92 and 5,325,111.54

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Solution

The fourth proportional to 15,565,849.91, 23,323,154.92 and 5,325,111.54 is: 7,978,902.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,565,849.91 : 23,323,154.92 = 5,325,111.54 : x
  2. Step 2: Convert to fraction form
    15,565,849.91/23,323,154.92 = 5,325,111.54/x
  3. Step 3: Cross multiply
    15,565,849.91x = 23,323,154.92 × 5,325,111.54
  4. Step 4: Simplify right side
    15,565,849.91x = 124,198,401,400,387
  5. Step 5: Solve for x
    x = 124,198,401,400,387/15,565,849.91
  6. Step 6: Final answer
    x = 7,978,902.67

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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.