Home / 13,955,756.52-19,256,121.30-8,153,417.64

Finding the Fourth Proportional to 13,955,756.52, 19,256,121.30 and 8,153,417.64

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Solution

The fourth proportional to 13,955,756.52, 19,256,121.30 and 8,153,417.64 is: 11,250,067.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,955,756.52 : 19,256,121.30 = 8,153,417.64 : x
  2. Step 2: Convert to fraction form
    13,955,756.52/19,256,121.30 = 8,153,417.64/x
  3. Step 3: Cross multiply
    13,955,756.52x = 19,256,121.30 × 8,153,417.64
  4. Step 4: Simplify right side
    13,955,756.52x = 157,003,199,085,399.72
  5. Step 5: Solve for x
    x = 157,003,199,085,399.72/13,955,756.52
  6. Step 6: Final answer
    x = 11,250,067.23

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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.