Home / 12,801,812.94-19,182,495.12-10,393,893.15

Finding the Fourth Proportional to 12,801,812.94, 19,182,495.12 and 10,393,893.15

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Solution

The fourth proportional to 12,801,812.94, 19,182,495.12 and 10,393,893.15 is: 15,574,419.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,801,812.94 : 19,182,495.12 = 10,393,893.15 : x
  2. Step 2: Convert to fraction form
    12,801,812.94/19,182,495.12 = 10,393,893.15/x
  3. Step 3: Cross multiply
    12,801,812.94x = 19,182,495.12 × 10,393,893.15
  4. Step 4: Simplify right side
    12,801,812.94x = 199,380,804,627,676.44
  5. Step 5: Solve for x
    x = 199,380,804,627,676.44/12,801,812.94
  6. Step 6: Final answer
    x = 15,574,419.46

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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.