Home / 21,099,322.60-29,117,081.06-11,441,528.04

Finding the Fourth Proportional to 21,099,322.60, 29,117,081.06 and 11,441,528.04

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Solution

The fourth proportional to 21,099,322.60, 29,117,081.06 and 11,441,528.04 is: 15,789,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,099,322.60 : 29,117,081.06 = 11,441,528.04 : x
  2. Step 2: Convert to fraction form
    21,099,322.60/29,117,081.06 = 11,441,528.04/x
  3. Step 3: Cross multiply
    21,099,322.60x = 29,117,081.06 × 11,441,528.04
  4. Step 4: Simplify right side
    21,099,322.60x = 333,143,899,390,942.88
  5. Step 5: Solve for x
    x = 333,143,899,390,942.88/21,099,322.60
  6. Step 6: Final answer
    x = 15,789,317.30

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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.