Home / 5,377,805.20-8,069,818.20-2,012,352.40

Finding the Fourth Proportional to 5,377,805.20, 8,069,818.20 and 2,012,352.40

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Solution

The fourth proportional to 5,377,805.20, 8,069,818.20 and 2,012,352.40 is: 3,019,692.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,805.20 : 8,069,818.20 = 2,012,352.40 : x
  2. Step 2: Convert to fraction form
    5,377,805.20/8,069,818.20 = 2,012,352.40/x
  3. Step 3: Cross multiply
    5,377,805.20x = 8,069,818.20 × 2,012,352.40
  4. Step 4: Simplify right side
    5,377,805.20x = 16,239,318,022,333.68
  5. Step 5: Solve for x
    x = 16,239,318,022,333.68/5,377,805.20
  6. Step 6: Final answer
    x = 3,019,692.50

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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.