Home / 26,085,643.20-39,128,464.80-16,469,841.60

Finding the Fourth Proportional to 26,085,643.20, 39,128,464.80 and 16,469,841.60

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Solution

The fourth proportional to 26,085,643.20, 39,128,464.80 and 16,469,841.60 is: 24,704,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,085,643.20 : 39,128,464.80 = 16,469,841.60 : x
  2. Step 2: Convert to fraction form
    26,085,643.20/39,128,464.80 = 16,469,841.60/x
  3. Step 3: Cross multiply
    26,085,643.20x = 39,128,464.80 × 16,469,841.60
  4. Step 4: Simplify right side
    26,085,643.20x = 644,439,617,307,175.62
  5. Step 5: Solve for x
    x = 644,439,617,307,175.62/26,085,643.20
  6. Step 6: Final answer
    x = 24,704,762.40

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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.