Home / 8,413,688.12-11,630,503.50-7,504,923.92

Finding the Fourth Proportional to 8,413,688.12, 11,630,503.50 and 7,504,923.92

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Solution

The fourth proportional to 8,413,688.12, 11,630,503.50 and 7,504,923.92 is: 10,374,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413,688.12 : 11,630,503.50 = 7,504,923.92 : x
  2. Step 2: Convert to fraction form
    8,413,688.12/11,630,503.50 = 7,504,923.92/x
  3. Step 3: Cross multiply
    8,413,688.12x = 11,630,503.50 × 7,504,923.92
  4. Step 4: Simplify right side
    8,413,688.12x = 87,286,043,918,793.72
  5. Step 5: Solve for x
    x = 87,286,043,918,793.72/8,413,688.12
  6. Step 6: Final answer
    x = 10,374,290.40

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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.