Home / 21,139,514.24-29,174,577.36-11,848,662.52

Finding the Fourth Proportional to 21,139,514.24, 29,174,577.36 and 11,848,662.52

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Solution

The fourth proportional to 21,139,514.24, 29,174,577.36 and 11,848,662.52 is: 16,352,302.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,139,514.24 : 29,174,577.36 = 11,848,662.52 : x
  2. Step 2: Convert to fraction form
    21,139,514.24/29,174,577.36 = 11,848,662.52/x
  3. Step 3: Cross multiply
    21,139,514.24x = 29,174,577.36 × 11,848,662.52
  4. Step 4: Simplify right side
    21,139,514.24x = 345,679,721,302,272.50
  5. Step 5: Solve for x
    x = 345,679,721,302,272.50/21,139,514.24
  6. Step 6: Final answer
    x = 16,352,302.01

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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.