Home / 13,115,327.10-19,672,990.65-9,546,143.10

Finding the Fourth Proportional to 13,115,327.10, 19,672,990.65 and 9,546,143.10

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Solution

The fourth proportional to 13,115,327.10, 19,672,990.65 and 9,546,143.10 is: 14,319,214.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,115,327.10 : 19,672,990.65 = 9,546,143.10 : x
  2. Step 2: Convert to fraction form
    13,115,327.10/19,672,990.65 = 9,546,143.10/x
  3. Step 3: Cross multiply
    13,115,327.10x = 19,672,990.65 × 9,546,143.10
  4. Step 4: Simplify right side
    13,115,327.10x = 187,801,183,949,862
  5. Step 5: Solve for x
    x = 187,801,183,949,862/13,115,327.10
  6. Step 6: Final answer
    x = 14,319,214.65

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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.