Home / 20,258,412.93-27,959,272.20-11,554,590.33

Finding the Fourth Proportional to 20,258,412.93, 27,959,272.20 and 11,554,590.33

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Solution

The fourth proportional to 20,258,412.93, 27,959,272.20 and 11,554,590.33 is: 15,946,853.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,258,412.93 : 27,959,272.20 = 11,554,590.33 : x
  2. Step 2: Convert to fraction form
    20,258,412.93/27,959,272.20 = 11,554,590.33/x
  3. Step 3: Cross multiply
    20,258,412.93x = 27,959,272.20 × 11,554,590.33
  4. Step 4: Simplify right side
    20,258,412.93x = 323,057,936,195,957.81
  5. Step 5: Solve for x
    x = 323,057,936,195,957.81/20,258,412.93
  6. Step 6: Final answer
    x = 15,946,853.16

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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.