Home / 7,493,775.84-11,240,693.28-1,813,991.04

Finding the Fourth Proportional to 7,493,775.84, 11,240,693.28 and 1,813,991.04

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Solution

The fourth proportional to 7,493,775.84, 11,240,693.28 and 1,813,991.04 is: 2,720,993.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,493,775.84 : 11,240,693.28 = 1,813,991.04 : x
  2. Step 2: Convert to fraction form
    7,493,775.84/11,240,693.28 = 1,813,991.04/x
  3. Step 3: Cross multiply
    7,493,775.84x = 11,240,693.28 × 1,813,991.04
  4. Step 4: Simplify right side
    7,493,775.84x = 20,390,516,893,308.21
  5. Step 5: Solve for x
    x = 20,390,516,893,308.21/7,493,775.84
  6. Step 6: Final answer
    x = 2,720,993.71

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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.