Home / 10,850,477.80-16,278,438.30-4,786,364.20

Finding the Fourth Proportional to 10,850,477.80, 16,278,438.30 and 4,786,364.20

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Solution

The fourth proportional to 10,850,477.80, 16,278,438.30 and 4,786,364.20 is: 7,180,746.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,850,477.80 : 16,278,438.30 = 4,786,364.20 : x
  2. Step 2: Convert to fraction form
    10,850,477.80/16,278,438.30 = 4,786,364.20/x
  3. Step 3: Cross multiply
    10,850,477.80x = 16,278,438.30 × 4,786,364.20
  4. Step 4: Simplify right side
    10,850,477.80x = 77,914,534,311,028.86
  5. Step 5: Solve for x
    x = 77,914,534,311,028.86/10,850,477.80
  6. Step 6: Final answer
    x = 7,180,746.85

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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.