Home / 30,033,101.70-45,049,652.55-16,380,972.90

Finding the Fourth Proportional to 30,033,101.70, 45,049,652.55 and 16,380,972.90

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Solution

The fourth proportional to 30,033,101.70, 45,049,652.55 and 16,380,972.90 is: 24,571,459.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033,101.70 : 45,049,652.55 = 16,380,972.90 : x
  2. Step 2: Convert to fraction form
    30,033,101.70/45,049,652.55 = 16,380,972.90/x
  3. Step 3: Cross multiply
    30,033,101.70x = 45,049,652.55 × 16,380,972.90
  4. Step 4: Simplify right side
    30,033,101.70x = 737,957,137,575,965.88
  5. Step 5: Solve for x
    x = 737,957,137,575,965.88/30,033,101.70
  6. Step 6: Final answer
    x = 24,571,459.35

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1.5x scale

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.