Home / 11,596,917.40-17,395,376.10-9,879,976.60

Finding the Fourth Proportional to 11,596,917.40, 17,395,376.10 and 9,879,976.60

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Solution

The fourth proportional to 11,596,917.40, 17,395,376.10 and 9,879,976.60 is: 14,819,964.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,596,917.40 : 17,395,376.10 = 9,879,976.60 : x
  2. Step 2: Convert to fraction form
    11,596,917.40/17,395,376.10 = 9,879,976.60/x
  3. Step 3: Cross multiply
    11,596,917.40x = 17,395,376.10 × 9,879,976.60
  4. Step 4: Simplify right side
    11,596,917.40x = 171,865,908,816,199.28
  5. Step 5: Solve for x
    x = 171,865,908,816,199.28/11,596,917.40
  6. Step 6: Final answer
    x = 14,819,964.90

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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.