Home / 14,027,812.86-21,042,912.57-4,929,124.68

Finding the Fourth Proportional to 14,027,812.86, 21,042,912.57 and 4,929,124.68

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Solution

The fourth proportional to 14,027,812.86, 21,042,912.57 and 4,929,124.68 is: 7,394,106.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027,812.86 : 21,042,912.57 = 4,929,124.68 : x
  2. Step 2: Convert to fraction form
    14,027,812.86/21,042,912.57 = 4,929,124.68/x
  3. Step 3: Cross multiply
    14,027,812.86x = 21,042,912.57 × 4,929,124.68
  4. Step 4: Simplify right side
    14,027,812.86x = 103,723,139,687,869.22
  5. Step 5: Solve for x
    x = 103,723,139,687,869.22/14,027,812.86
  6. Step 6: Final answer
    x = 7,394,106.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.