Home / 5,380,866.72-7,425,646.80-2,966,505.12

Finding the Fourth Proportional to 5,380,866.72, 7,425,646.80 and 2,966,505.12

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Solution

The fourth proportional to 5,380,866.72, 7,425,646.80 and 2,966,505.12 is: 4,093,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380,866.72 : 7,425,646.80 = 2,966,505.12 : x
  2. Step 2: Convert to fraction form
    5,380,866.72/7,425,646.80 = 2,966,505.12/x
  3. Step 3: Cross multiply
    5,380,866.72x = 7,425,646.80 × 2,966,505.12
  4. Step 4: Simplify right side
    5,380,866.72x = 22,028,219,251,511.62
  5. Step 5: Solve for x
    x = 22,028,219,251,511.62/5,380,866.72
  6. Step 6: Final answer
    x = 4,093,805.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.