Home / 7,898,077.80-11,847,116.70-6,835,195.80

Finding the Fourth Proportional to 7,898,077.80, 11,847,116.70 and 6,835,195.80

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Solution

The fourth proportional to 7,898,077.80, 11,847,116.70 and 6,835,195.80 is: 10,252,793.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898,077.80 : 11,847,116.70 = 6,835,195.80 : x
  2. Step 2: Convert to fraction form
    7,898,077.80/11,847,116.70 = 6,835,195.80/x
  3. Step 3: Cross multiply
    7,898,077.80x = 11,847,116.70 × 6,835,195.80
  4. Step 4: Simplify right side
    7,898,077.80x = 80,977,362,309,949.86
  5. Step 5: Solve for x
    x = 80,977,362,309,949.86/7,898,077.80
  6. Step 6: Final answer
    x = 10,252,793.70

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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.