Home / 28,866,418.77-39,835,655.64-17,263,982.01

Finding the Fourth Proportional to 28,866,418.77, 39,835,655.64 and 17,263,982.01

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Solution

The fourth proportional to 28,866,418.77, 39,835,655.64 and 17,263,982.01 is: 23,824,293.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866,418.77 : 39,835,655.64 = 17,263,982.01 : x
  2. Step 2: Convert to fraction form
    28,866,418.77/39,835,655.64 = 17,263,982.01/x
  3. Step 3: Cross multiply
    28,866,418.77x = 39,835,655.64 × 17,263,982.01
  4. Step 4: Simplify right side
    28,866,418.77x = 687,722,042,325,515.12
  5. Step 5: Solve for x
    x = 687,722,042,325,515.12/28,866,418.77
  6. Step 6: Final answer
    x = 23,824,293.82

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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.