Home / 11,242,751.60-16,872,000.60-4,857,586.40

Finding the Fourth Proportional to 11,242,751.60, 16,872,000.60 and 4,857,586.40

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Solution

The fourth proportional to 11,242,751.60, 16,872,000.60 and 4,857,586.40 is: 7,289,781.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,242,751.60 : 16,872,000.60 = 4,857,586.40 : x
  2. Step 2: Convert to fraction form
    11,242,751.60/16,872,000.60 = 4,857,586.40/x
  3. Step 3: Cross multiply
    11,242,751.60x = 16,872,000.60 × 4,857,586.40
  4. Step 4: Simplify right side
    11,242,751.60x = 81,957,200,655,351.86
  5. Step 5: Solve for x
    x = 81,957,200,655,351.86/11,242,751.60
  6. Step 6: Final answer
    x = 7,289,781.33

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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.