Home / 7,016,856.20-10,526,815.20-3,985,674.20

Finding the Fourth Proportional to 7,016,856.20, 10,526,815.20 and 3,985,674.20

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Solution

The fourth proportional to 7,016,856.20, 10,526,815.20 and 3,985,674.20 is: 5,979,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016,856.20 : 10,526,815.20 = 3,985,674.20 : x
  2. Step 2: Convert to fraction form
    7,016,856.20/10,526,815.20 = 3,985,674.20/x
  3. Step 3: Cross multiply
    7,016,856.20x = 10,526,815.20 × 3,985,674.20
  4. Step 4: Simplify right side
    7,016,856.20x = 41,956,455,750,807.84
  5. Step 5: Solve for x
    x = 41,956,455,750,807.84/7,016,856.20
  6. Step 6: Final answer
    x = 5,979,380.87

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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.