Home / 7,722,145.80-11,583,218.70-1,964,868.30

Finding the Fourth Proportional to 7,722,145.80, 11,583,218.70 and 1,964,868.30

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Solution

The fourth proportional to 7,722,145.80, 11,583,218.70 and 1,964,868.30 is: 2,947,302.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722,145.80 : 11,583,218.70 = 1,964,868.30 : x
  2. Step 2: Convert to fraction form
    7,722,145.80/11,583,218.70 = 1,964,868.30/x
  3. Step 3: Cross multiply
    7,722,145.80x = 11,583,218.70 × 1,964,868.30
  4. Step 4: Simplify right side
    7,722,145.80x = 22,759,499,235,597.21
  5. Step 5: Solve for x
    x = 22,759,499,235,597.21/7,722,145.80
  6. Step 6: Final answer
    x = 2,947,302.45

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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.