Home / 8,539,798.69-11,783,758.31-5,101,309.81

Finding the Fourth Proportional to 8,539,798.69, 11,783,758.31 and 5,101,309.81

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Solution

The fourth proportional to 8,539,798.69, 11,783,758.31 and 5,101,309.81 is: 7,039,112.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,539,798.69 : 11,783,758.31 = 5,101,309.81 : x
  2. Step 2: Convert to fraction form
    8,539,798.69/11,783,758.31 = 5,101,309.81/x
  3. Step 3: Cross multiply
    8,539,798.69x = 11,783,758.31 × 5,101,309.81
  4. Step 4: Simplify right side
    8,539,798.69x = 60,112,601,806,553.23
  5. Step 5: Solve for x
    x = 60,112,601,806,553.23/8,539,798.69
  6. Step 6: Final answer
    x = 7,039,112.28

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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.