Home / 7,887,387.25-11,831,080.83-1,903,755.25

Finding the Fourth Proportional to 7,887,387.25, 11,831,080.83 and 1,903,755.25

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Solution

The fourth proportional to 7,887,387.25, 11,831,080.83 and 1,903,755.25 is: 2,855,632.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,387.25 : 11,831,080.83 = 1,903,755.25 : x
  2. Step 2: Convert to fraction form
    7,887,387.25/11,831,080.83 = 1,903,755.25/x
  3. Step 3: Cross multiply
    7,887,387.25x = 11,831,080.83 × 1,903,755.25
  4. Step 4: Simplify right side
    7,887,387.25x = 22,523,482,243,286.86
  5. Step 5: Solve for x
    x = 22,523,482,243,286.86/7,887,387.25
  6. Step 6: Final answer
    x = 2,855,632.86

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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.