Home / 5,377,808.20-8,069,822.70-2,012,355.40

Finding the Fourth Proportional to 5,377,808.20, 8,069,822.70 and 2,012,355.40

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Solution

The fourth proportional to 5,377,808.20, 8,069,822.70 and 2,012,355.40 is: 3,019,697.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,808.20 : 8,069,822.70 = 2,012,355.40 : x
  2. Step 2: Convert to fraction form
    5,377,808.20/8,069,822.70 = 2,012,355.40/x
  3. Step 3: Cross multiply
    5,377,808.20x = 8,069,822.70 × 2,012,355.40
  4. Step 4: Simplify right side
    5,377,808.20x = 16,239,351,287,387.58
  5. Step 5: Solve for x
    x = 16,239,351,287,387.58/5,377,808.20
  6. Step 6: Final answer
    x = 3,019,697.00

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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.