Home / 51,603,880.36-71,213,333.60-28,399,006.84

Finding the Fourth Proportional to 51,603,880.36, 71,213,333.60 and 28,399,006.84

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Solution

The fourth proportional to 51,603,880.36, 71,213,333.60 and 28,399,006.84 is: 39,190,617.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603,880.36 : 71,213,333.60 = 28,399,006.84 : x
  2. Step 2: Convert to fraction form
    51,603,880.36/71,213,333.60 = 28,399,006.84/x
  3. Step 3: Cross multiply
    51,603,880.36x = 71,213,333.60 × 28,399,006.84
  4. Step 4: Simplify right side
    51,603,880.36x = 2,022,387,948,005,601.75
  5. Step 5: Solve for x
    x = 2,022,387,948,005,601.75/51,603,880.36
  6. Step 6: Final answer
    x = 39,190,617.72

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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.