Home / 13,824,072.10-20,736,108.16-8,449,300.90

Finding the Fourth Proportional to 13,824,072.10, 20,736,108.16 and 8,449,300.90

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Solution

The fourth proportional to 13,824,072.10, 20,736,108.16 and 8,449,300.90 is: 12,673,951.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,072.10 : 20,736,108.16 = 8,449,300.90 : x
  2. Step 2: Convert to fraction form
    13,824,072.10/20,736,108.16 = 8,449,300.90/x
  3. Step 3: Cross multiply
    13,824,072.10x = 20,736,108.16 × 8,449,300.90
  4. Step 4: Simplify right side
    13,824,072.10x = 175,205,617,338,785.34
  5. Step 5: Solve for x
    x = 175,205,617,338,785.34/13,824,072.10
  6. Step 6: Final answer
    x = 12,673,951.36

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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.