Home / 29,133,049.20-43,699,573.80-18,362,511.60

Finding the Fourth Proportional to 29,133,049.20, 43,699,573.80 and 18,362,511.60

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Solution

The fourth proportional to 29,133,049.20, 43,699,573.80 and 18,362,511.60 is: 27,543,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,133,049.20 : 43,699,573.80 = 18,362,511.60 : x
  2. Step 2: Convert to fraction form
    29,133,049.20/43,699,573.80 = 18,362,511.60/x
  3. Step 3: Cross multiply
    29,133,049.20x = 43,699,573.80 × 18,362,511.60
  4. Step 4: Simplify right side
    29,133,049.20x = 802,433,930,817,556.12
  5. Step 5: Solve for x
    x = 802,433,930,817,556.12/29,133,049.20
  6. Step 6: Final answer
    x = 27,543,767.40

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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.