Home / 14,627,162.98-20,186,139.36-8,012,216.98

Finding the Fourth Proportional to 14,627,162.98, 20,186,139.36 and 8,012,216.98

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Solution

The fourth proportional to 14,627,162.98, 20,186,139.36 and 8,012,216.98 is: 11,057,217.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,627,162.98 : 20,186,139.36 = 8,012,216.98 : x
  2. Step 2: Convert to fraction form
    14,627,162.98/20,186,139.36 = 8,012,216.98/x
  3. Step 3: Cross multiply
    14,627,162.98x = 20,186,139.36 × 8,012,216.98
  4. Step 4: Simplify right side
    14,627,162.98x = 161,735,728,540,838.34
  5. Step 5: Solve for x
    x = 161,735,728,540,838.34/14,627,162.98
  6. Step 6: Final answer
    x = 11,057,217.91

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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.