Home / 12,178,041.44-16,805,696.18-7,283,263.37

Finding the Fourth Proportional to 12,178,041.44, 16,805,696.18 and 7,283,263.37

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Solution

The fourth proportional to 12,178,041.44, 16,805,696.18 and 7,283,263.37 is: 10,050,902.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,041.44 : 16,805,696.18 = 7,283,263.37 : x
  2. Step 2: Convert to fraction form
    12,178,041.44/16,805,696.18 = 7,283,263.37/x
  3. Step 3: Cross multiply
    12,178,041.44x = 16,805,696.18 × 7,283,263.37
  4. Step 4: Simplify right side
    12,178,041.44x = 122,400,311,274,698.14
  5. Step 5: Solve for x
    x = 122,400,311,274,698.14/12,178,041.44
  6. Step 6: Final answer
    x = 10,050,902.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.