Home / 7,457,144.20-11,157,722.70-4,937,720.20

Finding the Fourth Proportional to 7,457,144.20, 11,157,722.70 and 4,937,720.20

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Solution

The fourth proportional to 7,457,144.20, 11,157,722.70 and 4,937,720.20 is: 7,388,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,457,144.20 : 11,157,722.70 = 4,937,720.20 : x
  2. Step 2: Convert to fraction form
    7,457,144.20/11,157,722.70 = 4,937,720.20/x
  3. Step 3: Cross multiply
    7,457,144.20x = 11,157,722.70 × 4,937,720.20
  4. Step 4: Simplify right side
    7,457,144.20x = 55,093,712,761,788.54
  5. Step 5: Solve for x
    x = 55,093,712,761,788.54/7,457,144.20
  6. Step 6: Final answer
    x = 7,388,044.44

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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.