Home / 14,879,312.67-20,532,047.16-8,351,667.15

Finding the Fourth Proportional to 14,879,312.67, 20,532,047.16 and 8,351,667.15

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Solution

The fourth proportional to 14,879,312.67, 20,532,047.16 and 8,351,667.15 is: 11,524,512.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,879,312.67 : 20,532,047.16 = 8,351,667.15 : x
  2. Step 2: Convert to fraction form
    14,879,312.67/20,532,047.16 = 8,351,667.15/x
  3. Step 3: Cross multiply
    14,879,312.67x = 20,532,047.16 × 8,351,667.15
  4. Step 4: Simplify right side
    14,879,312.67x = 171,476,823,858,239.16
  5. Step 5: Solve for x
    x = 171,476,823,858,239.16/14,879,312.67
  6. Step 6: Final answer
    x = 11,524,512.43

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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.