Home / 38,616,080.65-53,275,172.51-21,866,975.33

Finding the Fourth Proportional to 38,616,080.65, 53,275,172.51 and 21,866,975.33

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Solution

The fourth proportional to 38,616,080.65, 53,275,172.51 and 21,866,975.33 is: 30,167,921.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,616,080.65 : 53,275,172.51 = 21,866,975.33 : x
  2. Step 2: Convert to fraction form
    38,616,080.65/53,275,172.51 = 21,866,975.33/x
  3. Step 3: Cross multiply
    38,616,080.65x = 53,275,172.51 × 21,866,975.33
  4. Step 4: Simplify right side
    38,616,080.65x = 1,164,966,882,765,955.75
  5. Step 5: Solve for x
    x = 1,164,966,882,765,955.75/38,616,080.65
  6. Step 6: Final answer
    x = 30,167,921.32

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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.