Home / 21,163,739.54-29,205,840.13-11,744,436.24

Finding the Fourth Proportional to 21,163,739.54, 29,205,840.13 and 11,744,436.24

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Solution

The fourth proportional to 21,163,739.54, 29,205,840.13 and 11,744,436.24 is: 16,207,255.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,163,739.54 : 29,205,840.13 = 11,744,436.24 : x
  2. Step 2: Convert to fraction form
    21,163,739.54/29,205,840.13 = 11,744,436.24/x
  3. Step 3: Cross multiply
    21,163,739.54x = 29,205,840.13 × 11,744,436.24
  4. Step 4: Simplify right side
    21,163,739.54x = 343,006,127,213,057.25
  5. Step 5: Solve for x
    x = 343,006,127,213,057.25/21,163,739.54
  6. Step 6: Final answer
    x = 16,207,255.18

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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.