Home / 8,584,012.98-11,837,821.45-5,638,633.36

Finding the Fourth Proportional to 8,584,012.98, 11,837,821.45 and 5,638,633.36

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Solution

The fourth proportional to 8,584,012.98, 11,837,821.45 and 5,638,633.36 is: 7,775,982.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584,012.98 : 11,837,821.45 = 5,638,633.36 : x
  2. Step 2: Convert to fraction form
    8,584,012.98/11,837,821.45 = 5,638,633.36/x
  3. Step 3: Cross multiply
    8,584,012.98x = 11,837,821.45 × 5,638,633.36
  4. Step 4: Simplify right side
    8,584,012.98x = 66,749,134,937,693.57
  5. Step 5: Solve for x
    x = 66,749,134,937,693.57/8,584,012.98
  6. Step 6: Final answer
    x = 7,775,982.53

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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.