Home / 12,070,932.80-18,100,178.40-4,493,998.40

Finding the Fourth Proportional to 12,070,932.80, 18,100,178.40 and 4,493,998.40

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Solution

The fourth proportional to 12,070,932.80, 18,100,178.40 and 4,493,998.40 is: 6,738,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070,932.80 : 18,100,178.40 = 4,493,998.40 : x
  2. Step 2: Convert to fraction form
    12,070,932.80/18,100,178.40 = 4,493,998.40/x
  3. Step 3: Cross multiply
    12,070,932.80x = 18,100,178.40 × 4,493,998.40
  4. Step 4: Simplify right side
    12,070,932.80x = 81,342,172,769,314.56
  5. Step 5: Solve for x
    x = 81,342,172,769,314.56/12,070,932.80
  6. Step 6: Final answer
    x = 6,738,681.60

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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.