Home / 12,857,354.56-19,283,814.06-3,635,971.12

Finding the Fourth Proportional to 12,857,354.56, 19,283,814.06 and 3,635,971.12

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Solution

The fourth proportional to 12,857,354.56, 19,283,814.06 and 3,635,971.12 is: 5,453,329.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,857,354.56 : 19,283,814.06 = 3,635,971.12 : x
  2. Step 2: Convert to fraction form
    12,857,354.56/19,283,814.06 = 3,635,971.12/x
  3. Step 3: Cross multiply
    12,857,354.56x = 19,283,814.06 × 3,635,971.12
  4. Step 4: Simplify right side
    12,857,354.56x = 70,115,391,005,609.95
  5. Step 5: Solve for x
    x = 70,115,391,005,609.95/12,857,354.56
  6. Step 6: Final answer
    x = 5,453,329.51

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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.