Home / 5,377,815.20-8,069,833.20-2,012,362.40

Finding the Fourth Proportional to 5,377,815.20, 8,069,833.20 and 2,012,362.40

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Solution

The fourth proportional to 5,377,815.20, 8,069,833.20 and 2,012,362.40 is: 3,019,707.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,815.20 : 8,069,833.20 = 2,012,362.40 : x
  2. Step 2: Convert to fraction form
    5,377,815.20/8,069,833.20 = 2,012,362.40/x
  3. Step 3: Cross multiply
    5,377,815.20x = 8,069,833.20 × 2,012,362.40
  4. Step 4: Simplify right side
    5,377,815.20x = 16,239,428,905,951.68
  5. Step 5: Solve for x
    x = 16,239,428,905,951.68/5,377,815.20
  6. Step 6: Final answer
    x = 3,019,707.50

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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.