Home / 19,313,394.90-26,645,893.08-11,968,548.12

Finding the Fourth Proportional to 19,313,394.90, 26,645,893.08 and 11,968,548.12

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Solution

The fourth proportional to 19,313,394.90, 26,645,893.08 and 11,968,548.12 is: 16,512,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,313,394.90 : 26,645,893.08 = 11,968,548.12 : x
  2. Step 2: Convert to fraction form
    19,313,394.90/26,645,893.08 = 11,968,548.12/x
  3. Step 3: Cross multiply
    19,313,394.90x = 26,645,893.08 × 11,968,548.12
  4. Step 4: Simplify right side
    19,313,394.90x = 318,912,653,528,354.94
  5. Step 5: Solve for x
    x = 318,912,653,528,354.94/19,313,394.90
  6. Step 6: Final answer
    x = 16,512,511.40

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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.