Home / 7,016,855.20-10,526,813.70-3,985,673.20

Finding the Fourth Proportional to 7,016,855.20, 10,526,813.70 and 3,985,673.20

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Solution

The fourth proportional to 7,016,855.20, 10,526,813.70 and 3,985,673.20 is: 5,979,379.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,016,855.20 : 10,526,813.70 = 3,985,673.20 : x
  2. Step 2: Convert to fraction form
    7,016,855.20/10,526,813.70 = 3,985,673.20/x
  3. Step 3: Cross multiply
    7,016,855.20x = 10,526,813.70 × 3,985,673.20
  4. Step 4: Simplify right side
    7,016,855.20x = 41,956,439,245,482.84
  5. Step 5: Solve for x
    x = 41,956,439,245,482.84/7,016,855.20
  6. Step 6: Final answer
    x = 5,979,379.37

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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.