Home / 11,974,386.60-16,519,964.58-7,382,736.36

Finding the Fourth Proportional to 11,974,386.60, 16,519,964.58 and 7,382,736.36

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Solution

The fourth proportional to 11,974,386.60, 16,519,964.58 and 7,382,736.36 is: 10,185,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974,386.60 : 16,519,964.58 = 7,382,736.36 : x
  2. Step 2: Convert to fraction form
    11,974,386.60/16,519,964.58 = 7,382,736.36/x
  3. Step 3: Cross multiply
    11,974,386.60x = 16,519,964.58 × 7,382,736.36
  4. Step 4: Simplify right side
    11,974,386.60x = 121,962,543,170,678.14
  5. Step 5: Solve for x
    x = 121,962,543,170,678.14/11,974,386.60
  6. Step 6: Final answer
    x = 10,185,285.25

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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.