Home / 12,097,940.80-18,146,522.40-4,011,289.60

Finding the Fourth Proportional to 12,097,940.80, 18,146,522.40 and 4,011,289.60

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Solution

The fourth proportional to 12,097,940.80, 18,146,522.40 and 4,011,289.60 is: 6,016,805.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,940.80 : 18,146,522.40 = 4,011,289.60 : x
  2. Step 2: Convert to fraction form
    12,097,940.80/18,146,522.40 = 4,011,289.60/x
  3. Step 3: Cross multiply
    12,097,940.80x = 18,146,522.40 × 4,011,289.60
  4. Step 4: Simplify right side
    12,097,940.80x = 72,790,956,579,287.03
  5. Step 5: Solve for x
    x = 72,790,956,579,287.03/12,097,940.80
  6. Step 6: Final answer
    x = 6,016,805.49

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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.