Home / 47,157,197-70,735,791.66-13,078,542.44

Finding the Fourth Proportional to 47,157,197, 70,735,791.66 and 13,078,542.44

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Solution

The fourth proportional to 47,157,197, 70,735,791.66 and 13,078,542.44 is: 19,617,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,157,197 : 70,735,791.66 = 13,078,542.44 : x
  2. Step 2: Convert to fraction form
    47,157,197/70,735,791.66 = 13,078,542.44/x
  3. Step 3: Cross multiply
    47,157,197x = 70,735,791.66 × 13,078,542.44
  4. Step 4: Simplify right side
    47,157,197x = 925,121,053,252,308
  5. Step 5: Solve for x
    x = 925,121,053,252,308/47,157,197
  6. Step 6: Final answer
    x = 19,617,812.60

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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.