Home / 7,493,673.72-11,240,539.74-1,813,888.92

Finding the Fourth Proportional to 7,493,673.72, 11,240,539.74 and 1,813,888.92

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Solution

The fourth proportional to 7,493,673.72, 11,240,539.74 and 1,813,888.92 is: 2,720,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493,673.72 : 11,240,539.74 = 1,813,888.92 : x
  2. Step 2: Convert to fraction form
    7,493,673.72/11,240,539.74 = 1,813,888.92/x
  3. Step 3: Cross multiply
    7,493,673.72x = 11,240,539.74 × 1,813,888.92
  4. Step 4: Simplify right side
    7,493,673.72x = 20,389,090,489,205.68
  5. Step 5: Solve for x
    x = 20,389,090,489,205.68/7,493,673.72
  6. Step 6: Final answer
    x = 2,720,840.44

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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.