Home / 14,276,634.93-19,701,780.81-8,165,063.43

Finding the Fourth Proportional to 14,276,634.93, 19,701,780.81 and 8,165,063.43

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Solution

The fourth proportional to 14,276,634.93, 19,701,780.81 and 8,165,063.43 is: 11,267,801.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,276,634.93 : 19,701,780.81 = 8,165,063.43 : x
  2. Step 2: Convert to fraction form
    14,276,634.93/19,701,780.81 = 8,165,063.43/x
  3. Step 3: Cross multiply
    14,276,634.93x = 19,701,780.81 × 8,165,063.43
  4. Step 4: Simplify right side
    14,276,634.93x = 160,866,289,997,606.75
  5. Step 5: Solve for x
    x = 160,866,289,997,606.75/14,276,634.93
  6. Step 6: Final answer
    x = 11,267,801.61

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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.