Home / 15,181,577.34-20,950,879.23-8,306,206.98

Finding the Fourth Proportional to 15,181,577.34, 20,950,879.23 and 8,306,206.98

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Solution

The fourth proportional to 15,181,577.34, 20,950,879.23 and 8,306,206.98 is: 11,462,731.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181,577.34 : 20,950,879.23 = 8,306,206.98 : x
  2. Step 2: Convert to fraction form
    15,181,577.34/20,950,879.23 = 8,306,206.98/x
  3. Step 3: Cross multiply
    15,181,577.34x = 20,950,879.23 × 8,306,206.98
  4. Step 4: Simplify right side
    15,181,577.34x = 174,022,339,297,363.03
  5. Step 5: Solve for x
    x = 174,022,339,297,363.03/15,181,577.34
  6. Step 6: Final answer
    x = 11,462,731.14

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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.