Home / 11,977,564.80-17,963,431.20-3,457,012.80

Finding the Fourth Proportional to 11,977,564.80, 17,963,431.20 and 3,457,012.80

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Solution

The fourth proportional to 11,977,564.80, 17,963,431.20 and 3,457,012.80 is: 5,184,677.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977,564.80 : 17,963,431.20 = 3,457,012.80 : x
  2. Step 2: Convert to fraction form
    11,977,564.80/17,963,431.20 = 3,457,012.80/x
  3. Step 3: Cross multiply
    11,977,564.80x = 17,963,431.20 × 3,457,012.80
  4. Step 4: Simplify right side
    11,977,564.80x = 62,099,811,590,319.35
  5. Step 5: Solve for x
    x = 62,099,811,590,319.35/11,977,564.80
  6. Step 6: Final answer
    x = 5,184,677.57

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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.