Home / 21,297,637.42-31,935,090.31-11,052,181.51

Finding the Fourth Proportional to 21,297,637.42, 31,935,090.31 and 11,052,181.51

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Solution

The fourth proportional to 21,297,637.42, 31,935,090.31 and 11,052,181.51 is: 16,572,374.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,297,637.42 : 31,935,090.31 = 11,052,181.51 : x
  2. Step 2: Convert to fraction form
    21,297,637.42/31,935,090.31 = 11,052,181.51/x
  3. Step 3: Cross multiply
    21,297,637.42x = 31,935,090.31 × 11,052,181.51
  4. Step 4: Simplify right side
    21,297,637.42x = 352,952,414,536,894
  5. Step 5: Solve for x
    x = 352,952,414,536,894/21,297,637.42
  6. Step 6: Final answer
    x = 16,572,374.09

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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.