Home / 7,290,754.20-10,923,009.30-5,784,348.60

Finding the Fourth Proportional to 7,290,754.20, 10,923,009.30 and 5,784,348.60

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Solution

The fourth proportional to 7,290,754.20, 10,923,009.30 and 5,784,348.60 is: 8,666,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,754.20 : 10,923,009.30 = 5,784,348.60 : x
  2. Step 2: Convert to fraction form
    7,290,754.20/10,923,009.30 = 5,784,348.60/x
  3. Step 3: Cross multiply
    7,290,754.20x = 10,923,009.30 × 5,784,348.60
  4. Step 4: Simplify right side
    7,290,754.20x = 63,182,493,552,241.98
  5. Step 5: Solve for x
    x = 63,182,493,552,241.98/7,290,754.20
  6. Step 6: Final answer
    x = 8,666,112.15

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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.