Home / 38,063,129.64-52,525,711.77-20,659,102.32

Finding the Fourth Proportional to 38,063,129.64, 52,525,711.77 and 20,659,102.32

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Solution

The fourth proportional to 38,063,129.64, 52,525,711.77 and 20,659,102.32 is: 28,508,797.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,063,129.64 : 52,525,711.77 = 20,659,102.32 : x
  2. Step 2: Convert to fraction form
    38,063,129.64/52,525,711.77 = 20,659,102.32/x
  3. Step 3: Cross multiply
    38,063,129.64x = 52,525,711.77 × 20,659,102.32
  4. Step 4: Simplify right side
    38,063,129.64x = 1,085,134,053,887,258.38
  5. Step 5: Solve for x
    x = 1,085,134,053,887,258.38/38,063,129.64
  6. Step 6: Final answer
    x = 28,508,797.47

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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.