Home / 18,013,620-27,020,187.80-4,366,884.03

Finding the Fourth Proportional to 18,013,620, 27,020,187.80 and 4,366,884.03

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Solution

The fourth proportional to 18,013,620, 27,020,187.80 and 4,366,884.03 is: 6,550,267.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,013,620 : 27,020,187.80 = 4,366,884.03 : x
  2. Step 2: Convert to fraction form
    18,013,620/27,020,187.80 = 4,366,884.03/x
  3. Step 3: Cross multiply
    18,013,620x = 27,020,187.80 × 4,366,884.03
  4. Step 4: Simplify right side
    18,013,620x = 117,994,026,569,586.42
  5. Step 5: Solve for x
    x = 117,994,026,569,586.42/18,013,620
  6. Step 6: Final answer
    x = 6,550,267.33

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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.