Home / 9,136,684.80-13,705,027.20-5,759,942.40

Finding the Fourth Proportional to 9,136,684.80, 13,705,027.20 and 5,759,942.40

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Solution

The fourth proportional to 9,136,684.80, 13,705,027.20 and 5,759,942.40 is: 8,639,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,136,684.80 : 13,705,027.20 = 5,759,942.40 : x
  2. Step 2: Convert to fraction form
    9,136,684.80/13,705,027.20 = 5,759,942.40/x
  3. Step 3: Cross multiply
    9,136,684.80x = 13,705,027.20 × 5,759,942.40
  4. Step 4: Simplify right side
    9,136,684.80x = 78,940,167,262,433.28
  5. Step 5: Solve for x
    x = 78,940,167,262,433.28/9,136,684.80
  6. Step 6: Final answer
    x = 8,639,913.60

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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.