Home / 7,719,912.10-10,653,273.12-4,456,616.50

Finding the Fourth Proportional to 7,719,912.10, 10,653,273.12 and 4,456,616.50

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Solution

The fourth proportional to 7,719,912.10, 10,653,273.12 and 4,456,616.50 is: 6,150,012.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,719,912.10 : 10,653,273.12 = 4,456,616.50 : x
  2. Step 2: Convert to fraction form
    7,719,912.10/10,653,273.12 = 4,456,616.50/x
  3. Step 3: Cross multiply
    7,719,912.10x = 10,653,273.12 × 4,456,616.50
  4. Step 4: Simplify right side
    7,719,912.10x = 47,477,552,765,598.48
  5. Step 5: Solve for x
    x = 47,477,552,765,598.48/7,719,912.10
  6. Step 6: Final answer
    x = 6,150,012.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.