Home / 28,083,209.22-38,743,287.66-17,068,184.46

Finding the Fourth Proportional to 28,083,209.22, 38,743,287.66 and 17,068,184.46

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Solution

The fourth proportional to 28,083,209.22, 38,743,287.66 and 17,068,184.46 is: 23,547,080.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,083,209.22 : 38,743,287.66 = 17,068,184.46 : x
  2. Step 2: Convert to fraction form
    28,083,209.22/38,743,287.66 = 17,068,184.46/x
  3. Step 3: Cross multiply
    28,083,209.22x = 38,743,287.66 × 17,068,184.46
  4. Step 4: Simplify right side
    28,083,209.22x = 661,277,580,367,721.75
  5. Step 5: Solve for x
    x = 661,277,580,367,721.75/28,083,209.22
  6. Step 6: Final answer
    x = 23,547,080.22

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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.