Home / 7,704,099.80-11,557,532.10-3,216,829.40

Finding the Fourth Proportional to 7,704,099.80, 11,557,532.10 and 3,216,829.40

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Solution

The fourth proportional to 7,704,099.80, 11,557,532.10 and 3,216,829.40 is: 4,825,821.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704,099.80 : 11,557,532.10 = 3,216,829.40 : x
  2. Step 2: Convert to fraction form
    7,704,099.80/11,557,532.10 = 3,216,829.40/x
  3. Step 3: Cross multiply
    7,704,099.80x = 11,557,532.10 × 3,216,829.40
  4. Step 4: Simplify right side
    7,704,099.80x = 37,178,609,050,723.73
  5. Step 5: Solve for x
    x = 37,178,609,050,723.73/7,704,099.80
  6. Step 6: Final answer
    x = 4,825,821.32

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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.