Home / 38,719,824-53,436,480.96-22,201,485.52

Finding the Fourth Proportional to 38,719,824, 53,436,480.96 and 22,201,485.52

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Solution

The fourth proportional to 38,719,824, 53,436,480.96 and 22,201,485.52 is: 30,639,841.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,719,824 : 53,436,480.96 = 22,201,485.52 : x
  2. Step 2: Convert to fraction form
    38,719,824/53,436,480.96 = 22,201,485.52/x
  3. Step 3: Cross multiply
    38,719,824x = 53,436,480.96 × 22,201,485.52
  4. Step 4: Simplify right side
    38,719,824x = 1,186,369,258,273,195.75
  5. Step 5: Solve for x
    x = 1,186,369,258,273,195.75/38,719,824
  6. Step 6: Final answer
    x = 30,639,841.19

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1.5x scale

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.