Home / 13,211,832.68-19,816,786.86-5,927,548.04

Finding the Fourth Proportional to 13,211,832.68, 19,816,786.86 and 5,927,548.04

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Solution

The fourth proportional to 13,211,832.68, 19,816,786.86 and 5,927,548.04 is: 8,890,890.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,211,832.68 : 19,816,786.86 = 5,927,548.04 : x
  2. Step 2: Convert to fraction form
    13,211,832.68/19,816,786.86 = 5,927,548.04/x
  3. Step 3: Cross multiply
    13,211,832.68x = 19,816,786.86 × 5,927,548.04
  4. Step 4: Simplify right side
    13,211,832.68x = 117,464,956,111,090.75
  5. Step 5: Solve for x
    x = 117,464,956,111,090.75/13,211,832.68
  6. Step 6: Final answer
    x = 8,890,890.38

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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.