Home / 20,203,752.60-27,824,498.46-18,907,007.40

Finding the Fourth Proportional to 20,203,752.60, 27,824,498.46 and 18,907,007.40

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Solution

The fourth proportional to 20,203,752.60, 27,824,498.46 and 18,907,007.40 is: 26,038,628.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,203,752.60 : 27,824,498.46 = 18,907,007.40 : x
  2. Step 2: Convert to fraction form
    20,203,752.60/27,824,498.46 = 18,907,007.40/x
  3. Step 3: Cross multiply
    20,203,752.60x = 27,824,498.46 × 18,907,007.40
  4. Step 4: Simplify right side
    20,203,752.60x = 526,077,998,284,508.56
  5. Step 5: Solve for x
    x = 526,077,998,284,508.56/20,203,752.60
  6. Step 6: Final answer
    x = 26,038,628.01

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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.