Home / 18,914,755.12-28,376,117.82-6,134,263.24

Finding the Fourth Proportional to 18,914,755.12, 28,376,117.82 and 6,134,263.24

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Solution

The fourth proportional to 18,914,755.12, 28,376,117.82 and 6,134,263.24 is: 9,202,687.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,914,755.12 : 28,376,117.82 = 6,134,263.24 : x
  2. Step 2: Convert to fraction form
    18,914,755.12/28,376,117.82 = 6,134,263.24/x
  3. Step 3: Cross multiply
    18,914,755.12x = 28,376,117.82 × 6,134,263.24
  4. Step 4: Simplify right side
    18,914,755.12x = 174,066,576,437,134.94
  5. Step 5: Solve for x
    x = 174,066,576,437,134.94/18,914,755.12
  6. Step 6: Final answer
    x = 9,202,687.28

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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.