Home / 14,280,531.03-19,704,361.05-8,481,131.91

Finding the Fourth Proportional to 14,280,531.03, 19,704,361.05 and 8,481,131.91

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Solution

The fourth proportional to 14,280,531.03, 19,704,361.05 and 8,481,131.91 is: 11,702,315.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,280,531.03 : 19,704,361.05 = 8,481,131.91 : x
  2. Step 2: Convert to fraction form
    14,280,531.03/19,704,361.05 = 8,481,131.91/x
  3. Step 3: Cross multiply
    14,280,531.03x = 19,704,361.05 × 8,481,131.91
  4. Step 4: Simplify right side
    14,280,531.03x = 167,115,285,267,316.12
  5. Step 5: Solve for x
    x = 167,115,285,267,316.12/14,280,531.03
  6. Step 6: Final answer
    x = 11,702,315.90

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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.