Home / 21,563,104.51-29,757,498.55-11,773,936.69

Finding the Fourth Proportional to 21,563,104.51, 29,757,498.55 and 11,773,936.69

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Solution

The fourth proportional to 21,563,104.51, 29,757,498.55 and 11,773,936.69 is: 16,248,258.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,563,104.51 : 29,757,498.55 = 11,773,936.69 : x
  2. Step 2: Convert to fraction form
    21,563,104.51/29,757,498.55 = 11,773,936.69/x
  3. Step 3: Cross multiply
    21,563,104.51x = 29,757,498.55 × 11,773,936.69
  4. Step 4: Simplify right side
    21,563,104.51x = 350,362,903,876,638.19
  5. Step 5: Solve for x
    x = 350,362,903,876,638.19/21,563,104.51
  6. Step 6: Final answer
    x = 16,248,258.86

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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.