Home / 7,838,269.49-11,758,918.36-2,980,198.27

Finding the Fourth Proportional to 7,838,269.49, 11,758,918.36 and 2,980,198.27

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Solution

The fourth proportional to 7,838,269.49, 11,758,918.36 and 2,980,198.27 is: 4,470,873.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838,269.49 : 11,758,918.36 = 2,980,198.27 : x
  2. Step 2: Convert to fraction form
    7,838,269.49/11,758,918.36 = 2,980,198.27/x
  3. Step 3: Cross multiply
    7,838,269.49x = 11,758,918.36 × 2,980,198.27
  4. Step 4: Simplify right side
    7,838,269.49x = 35,043,908,100,235.34
  5. Step 5: Solve for x
    x = 35,043,908,100,235.34/7,838,269.49
  6. Step 6: Final answer
    x = 4,470,873.08

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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.