Home / 7,015,604.40-10,526,905.80-3,985,297.20

Finding the Fourth Proportional to 7,015,604.40, 10,526,905.80 and 3,985,297.20

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Solution

The fourth proportional to 7,015,604.40, 10,526,905.80 and 3,985,297.20 is: 5,979,933.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015,604.40 : 10,526,905.80 = 3,985,297.20 : x
  2. Step 2: Convert to fraction form
    7,015,604.40/10,526,905.80 = 3,985,297.20/x
  3. Step 3: Cross multiply
    7,015,604.40x = 10,526,905.80 × 3,985,297.20
  4. Step 4: Simplify right side
    7,015,604.40x = 41,952,848,209,403.77
  5. Step 5: Solve for x
    x = 41,952,848,209,403.77/7,015,604.40
  6. Step 6: Final answer
    x = 5,979,933.56

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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.