Home / 9,876,284.87-13,629,802.59-5,525,111.68

Finding the Fourth Proportional to 9,876,284.87, 13,629,802.59 and 5,525,111.68

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Solution

The fourth proportional to 9,876,284.87, 13,629,802.59 and 5,525,111.68 is: 7,624,950.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876,284.87 : 13,629,802.59 = 5,525,111.68 : x
  2. Step 2: Convert to fraction form
    9,876,284.87/13,629,802.59 = 5,525,111.68/x
  3. Step 3: Cross multiply
    9,876,284.87x = 13,629,802.59 × 5,525,111.68
  4. Step 4: Simplify right side
    9,876,284.87x = 75,306,181,486,103.25
  5. Step 5: Solve for x
    x = 75,306,181,486,103.25/9,876,284.87
  6. Step 6: Final answer
    x = 7,624,950.32

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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.