Home / 28,996,507.80-43,493,379.30-9,825,384.60

Finding the Fourth Proportional to 28,996,507.80, 43,493,379.30 and 9,825,384.60

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Solution

The fourth proportional to 28,996,507.80, 43,493,379.30 and 9,825,384.60 is: 14,737,608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,996,507.80 : 43,493,379.30 = 9,825,384.60 : x
  2. Step 2: Convert to fraction form
    28,996,507.80/43,493,379.30 = 9,825,384.60/x
  3. Step 3: Cross multiply
    28,996,507.80x = 43,493,379.30 × 9,825,384.60
  4. Step 4: Simplify right side
    28,996,507.80x = 427,339,179,176,178.75
  5. Step 5: Solve for x
    x = 427,339,179,176,178.75/28,996,507.80
  6. Step 6: Final answer
    x = 14,737,608.48

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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.