Home / 7,146,015.80-10,719,023.70-6,118,563.20

Finding the Fourth Proportional to 7,146,015.80, 10,719,023.70 and 6,118,563.20

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Solution

The fourth proportional to 7,146,015.80, 10,719,023.70 and 6,118,563.20 is: 9,177,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,015.80 : 10,719,023.70 = 6,118,563.20 : x
  2. Step 2: Convert to fraction form
    7,146,015.80/10,719,023.70 = 6,118,563.20/x
  3. Step 3: Cross multiply
    7,146,015.80x = 10,719,023.70 × 6,118,563.20
  4. Step 4: Simplify right side
    7,146,015.80x = 65,585,023,950,747.84
  5. Step 5: Solve for x
    x = 65,585,023,950,747.84/7,146,015.80
  6. Step 6: Final answer
    x = 9,177,844.80

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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.