Home / 7,180,209.20-10,755,798.60-4,476,234.80

Finding the Fourth Proportional to 7,180,209.20, 10,755,798.60 and 4,476,234.80

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Solution

The fourth proportional to 7,180,209.20, 10,755,798.60 and 4,476,234.80 is: 6,705,303.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180,209.20 : 10,755,798.60 = 4,476,234.80 : x
  2. Step 2: Convert to fraction form
    7,180,209.20/10,755,798.60 = 4,476,234.80/x
  3. Step 3: Cross multiply
    7,180,209.20x = 10,755,798.60 × 4,476,234.80
  4. Step 4: Simplify right side
    7,180,209.20x = 48,145,479,995,111.27
  5. Step 5: Solve for x
    x = 48,145,479,995,111.27/7,180,209.20
  6. Step 6: Final answer
    x = 6,705,303.24

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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.