Home / 19,478,195.64-26,888,519.70-11,640,473.64

Finding the Fourth Proportional to 19,478,195.64, 26,888,519.70 and 11,640,473.64

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Solution

The fourth proportional to 19,478,195.64, 26,888,519.70 and 11,640,473.64 is: 16,068,998.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478,195.64 : 26,888,519.70 = 11,640,473.64 : x
  2. Step 2: Convert to fraction form
    19,478,195.64/26,888,519.70 = 11,640,473.64/x
  3. Step 3: Cross multiply
    19,478,195.64x = 26,888,519.70 × 11,640,473.64
  4. Step 4: Simplify right side
    19,478,195.64x = 312,995,104,786,470.69
  5. Step 5: Solve for x
    x = 312,995,104,786,470.69/19,478,195.64
  6. Step 6: Final answer
    x = 16,068,998.92

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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.