Home / 16,848,312.80-25,272,469.20-12,867,000.80

Finding the Fourth Proportional to 16,848,312.80, 25,272,469.20 and 12,867,000.80

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Solution

The fourth proportional to 16,848,312.80, 25,272,469.20 and 12,867,000.80 is: 19,300,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,848,312.80 : 25,272,469.20 = 12,867,000.80 : x
  2. Step 2: Convert to fraction form
    16,848,312.80/25,272,469.20 = 12,867,000.80/x
  3. Step 3: Cross multiply
    16,848,312.80x = 25,272,469.20 × 12,867,000.80
  4. Step 4: Simplify right side
    16,848,312.80x = 325,180,881,414,375.38
  5. Step 5: Solve for x
    x = 325,180,881,414,375.38/16,848,312.80
  6. Step 6: Final answer
    x = 19,300,501.20

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1.5x scale

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.