Home / 28,083,212.22-38,743,291.80-17,068,187.46

Finding the Fourth Proportional to 28,083,212.22, 38,743,291.80 and 17,068,187.46

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Solution

The fourth proportional to 28,083,212.22, 38,743,291.80 and 17,068,187.46 is: 23,547,084.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,083,212.22 : 38,743,291.80 = 17,068,187.46 : x
  2. Step 2: Convert to fraction form
    28,083,212.22/38,743,291.80 = 17,068,187.46/x
  3. Step 3: Cross multiply
    28,083,212.22x = 38,743,291.80 × 17,068,187.46
  4. Step 4: Simplify right side
    28,083,212.22x = 661,277,767,259,880.75
  5. Step 5: Solve for x
    x = 661,277,767,259,880.75/28,083,212.22
  6. Step 6: Final answer
    x = 23,547,084.36

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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.