Home / 13,796,815.86-20,698,253.60-4,080,669.74

Finding the Fourth Proportional to 13,796,815.86, 20,698,253.60 and 4,080,669.74

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Solution

The fourth proportional to 13,796,815.86, 20,698,253.60 and 4,080,669.74 is: 6,121,900.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,796,815.86 : 20,698,253.60 = 4,080,669.74 : x
  2. Step 2: Convert to fraction form
    13,796,815.86/20,698,253.60 = 4,080,669.74/x
  3. Step 3: Cross multiply
    13,796,815.86x = 20,698,253.60 × 4,080,669.74
  4. Step 4: Simplify right side
    13,796,815.86x = 84,462,737,090,089.89
  5. Step 5: Solve for x
    x = 84,462,737,090,089.89/13,796,815.86
  6. Step 6: Final answer
    x = 6,121,900.73

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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.