Home / 5,383,438.40-8,067,784.80-4,388,110.40

Finding the Fourth Proportional to 5,383,438.40, 8,067,784.80 and 4,388,110.40

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Solution

The fourth proportional to 5,383,438.40, 8,067,784.80 and 4,388,110.40 is: 6,576,155.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383,438.40 : 8,067,784.80 = 4,388,110.40 : x
  2. Step 2: Convert to fraction form
    5,383,438.40/8,067,784.80 = 4,388,110.40/x
  3. Step 3: Cross multiply
    5,383,438.40x = 8,067,784.80 × 4,388,110.40
  4. Step 4: Simplify right side
    5,383,438.40x = 35,402,330,385,841.92
  5. Step 5: Solve for x
    x = 35,402,330,385,841.92/5,383,438.40
  6. Step 6: Final answer
    x = 6,576,155.94

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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.