Home / 21,032,474.48-29,024,650.32-11,374,682.48

Finding the Fourth Proportional to 21,032,474.48, 29,024,650.32 and 11,374,682.48

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Solution

The fourth proportional to 21,032,474.48, 29,024,650.32 and 11,374,682.48 is: 15,696,972.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,032,474.48 : 29,024,650.32 = 11,374,682.48 : x
  2. Step 2: Convert to fraction form
    21,032,474.48/29,024,650.32 = 11,374,682.48/x
  3. Step 3: Cross multiply
    21,032,474.48x = 29,024,650.32 × 11,374,682.48
  4. Step 4: Simplify right side
    21,032,474.48x = 330,146,181,483,030.44
  5. Step 5: Solve for x
    x = 330,146,181,483,030.44/21,032,474.48
  6. Step 6: Final answer
    x = 15,696,972.88

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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.