Home / 50,684,578.18-69,946,193.10-28,657,604.44

Finding the Fourth Proportional to 50,684,578.18, 69,946,193.10 and 28,657,604.44

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Solution

The fourth proportional to 50,684,578.18, 69,946,193.10 and 28,657,604.44 is: 39,548,328.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,684,578.18 : 69,946,193.10 = 28,657,604.44 : x
  2. Step 2: Convert to fraction form
    50,684,578.18/69,946,193.10 = 28,657,604.44/x
  3. Step 3: Cross multiply
    50,684,578.18x = 69,946,193.10 × 28,657,604.44
  4. Step 4: Simplify right side
    50,684,578.18x = 2,004,490,333,943,657.25
  5. Step 5: Solve for x
    x = 2,004,490,333,943,657.25/50,684,578.18
  6. Step 6: Final answer
    x = 39,548,328.23

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Double scale
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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.