Home / 23,755,509.78-32,782,693.41-12,890,493.78

Finding the Fourth Proportional to 23,755,509.78, 32,782,693.41 and 12,890,493.78

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Solution

The fourth proportional to 23,755,509.78, 32,782,693.41 and 12,890,493.78 is: 17,788,930.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,755,509.78 : 32,782,693.41 = 12,890,493.78 : x
  2. Step 2: Convert to fraction form
    23,755,509.78/32,782,693.41 = 12,890,493.78/x
  3. Step 3: Cross multiply
    23,755,509.78x = 32,782,693.41 × 12,890,493.78
  4. Step 4: Simplify right side
    23,755,509.78x = 422,585,105,493,252
  5. Step 5: Solve for x
    x = 422,585,105,493,252/23,755,509.78
  6. Step 6: Final answer
    x = 17,788,930.21

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1.5x scale

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.