Home / 7,496,719.20-11,245,078.80-1,816,943.52

Finding the Fourth Proportional to 7,496,719.20, 11,245,078.80 and 1,816,943.52

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Solution

The fourth proportional to 7,496,719.20, 11,245,078.80 and 1,816,943.52 is: 2,725,415.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,496,719.20 : 11,245,078.80 = 1,816,943.52 : x
  2. Step 2: Convert to fraction form
    7,496,719.20/11,245,078.80 = 1,816,943.52/x
  3. Step 3: Cross multiply
    7,496,719.20x = 11,245,078.80 × 1,816,943.52
  4. Step 4: Simplify right side
    7,496,719.20x = 20,431,673,057,549.38
  5. Step 5: Solve for x
    x = 20,431,673,057,549.38/7,496,719.20
  6. Step 6: Final answer
    x = 2,725,415.28

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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.