Home / 19,043,048.28-26,297,342.22-13,257,649.32

Finding the Fourth Proportional to 19,043,048.28, 26,297,342.22 and 13,257,649.32

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Solution

The fourth proportional to 19,043,048.28, 26,297,342.22 and 13,257,649.32 is: 18,308,042.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043,048.28 : 26,297,342.22 = 13,257,649.32 : x
  2. Step 2: Convert to fraction form
    19,043,048.28/26,297,342.22 = 13,257,649.32/x
  3. Step 3: Cross multiply
    19,043,048.28x = 26,297,342.22 × 13,257,649.32
  4. Step 4: Simplify right side
    19,043,048.28x = 348,640,941,200,790.31
  5. Step 5: Solve for x
    x = 348,640,941,200,790.31/19,043,048.28
  6. Step 6: Final answer
    x = 18,308,042.71

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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.