Home / 7,385,819.76-10,194,131.88-4,331,018.16

Finding the Fourth Proportional to 7,385,819.76, 10,194,131.88 and 4,331,018.16

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Solution

The fourth proportional to 7,385,819.76, 10,194,131.88 and 4,331,018.16 is: 5,977,802.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,819.76 : 10,194,131.88 = 4,331,018.16 : x
  2. Step 2: Convert to fraction form
    7,385,819.76/10,194,131.88 = 4,331,018.16/x
  3. Step 3: Cross multiply
    7,385,819.76x = 10,194,131.88 × 4,331,018.16
  4. Step 4: Simplify right side
    7,385,819.76x = 44,150,970,297,714.95
  5. Step 5: Solve for x
    x = 44,150,970,297,714.95/7,385,819.76
  6. Step 6: Final answer
    x = 5,977,802.29

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1.5x scale

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.