Home / 21,850,520.48-30,153,552-12,060,963.44

Finding the Fourth Proportional to 21,850,520.48, 30,153,552 and 12,060,963.44

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Solution

The fourth proportional to 21,850,520.48, 30,153,552 and 12,060,963.44 is: 16,644,037.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850,520.48 : 30,153,552 = 12,060,963.44 : x
  2. Step 2: Convert to fraction form
    21,850,520.48/30,153,552 = 12,060,963.44/x
  3. Step 3: Cross multiply
    21,850,520.48x = 30,153,552 × 12,060,963.44
  4. Step 4: Simplify right side
    21,850,520.48x = 363,680,888,258,138.88
  5. Step 5: Solve for x
    x = 363,680,888,258,138.88/21,850,520.48
  6. Step 6: Final answer
    x = 16,644,037.77

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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.