Home / 7,988,980.44-11,021,694.60-5,087,852.04

Finding the Fourth Proportional to 7,988,980.44, 11,021,694.60 and 5,087,852.04

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Solution

The fourth proportional to 7,988,980.44, 11,021,694.60 and 5,087,852.04 is: 7,019,262.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988,980.44 : 11,021,694.60 = 5,087,852.04 : x
  2. Step 2: Convert to fraction form
    7,988,980.44/11,021,694.60 = 5,087,852.04/x
  3. Step 3: Cross multiply
    7,988,980.44x = 11,021,694.60 × 5,087,852.04
  4. Step 4: Simplify right side
    7,988,980.44x = 56,076,751,354,866.98
  5. Step 5: Solve for x
    x = 56,076,751,354,866.98/7,988,980.44
  6. Step 6: Final answer
    x = 7,019,262.57

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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.