Home / 13,514,118.17-18,649,466.46-7,319,161.22

Finding the Fourth Proportional to 13,514,118.17, 18,649,466.46 and 7,319,161.22

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Solution

The fourth proportional to 13,514,118.17, 18,649,466.46 and 7,319,161.22 is: 10,100,433.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514,118.17 : 18,649,466.46 = 7,319,161.22 : x
  2. Step 2: Convert to fraction form
    13,514,118.17/18,649,466.46 = 7,319,161.22/x
  3. Step 3: Cross multiply
    13,514,118.17x = 18,649,466.46 × 7,319,161.22
  4. Step 4: Simplify right side
    13,514,118.17x = 136,498,451,594,475.36
  5. Step 5: Solve for x
    x = 136,498,451,594,475.36/13,514,118.17
  6. Step 6: Final answer
    x = 10,100,433.48

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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.