Home / 11,144,962.14-16,717,443.21-8,915,271.90

Finding the Fourth Proportional to 11,144,962.14, 16,717,443.21 and 8,915,271.90

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Solution

The fourth proportional to 11,144,962.14, 16,717,443.21 and 8,915,271.90 is: 13,372,907.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,144,962.14 : 16,717,443.21 = 8,915,271.90 : x
  2. Step 2: Convert to fraction form
    11,144,962.14/16,717,443.21 = 8,915,271.90/x
  3. Step 3: Cross multiply
    11,144,962.14x = 16,717,443.21 × 8,915,271.90
  4. Step 4: Simplify right side
    11,144,962.14x = 149,040,551,689,958.81
  5. Step 5: Solve for x
    x = 149,040,551,689,958.81/11,144,962.14
  6. Step 6: Final answer
    x = 13,372,907.85

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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.