Home / 30,383,770.55-41,929,600.26-16,445,123.21

Finding the Fourth Proportional to 30,383,770.55, 41,929,600.26 and 16,445,123.21

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Solution

The fourth proportional to 30,383,770.55, 41,929,600.26 and 16,445,123.21 is: 22,694,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,383,770.55 : 41,929,600.26 = 16,445,123.21 : x
  2. Step 2: Convert to fraction form
    30,383,770.55/41,929,600.26 = 16,445,123.21/x
  3. Step 3: Cross multiply
    30,383,770.55x = 41,929,600.26 × 16,445,123.21
  4. Step 4: Simplify right side
    30,383,770.55x = 689,537,442,541,981.12
  5. Step 5: Solve for x
    x = 689,537,442,541,981.12/30,383,770.55
  6. Step 6: Final answer
    x = 22,694,268.35

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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.