Home / 51,571,589.84-71,167,309.32-28,366,715.60

Finding the Fourth Proportional to 51,571,589.84, 71,167,309.32 and 28,366,715.60

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Solution

The fourth proportional to 51,571,589.84, 71,167,309.32 and 28,366,715.60 is: 39,145,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,571,589.84 : 71,167,309.32 = 28,366,715.60 : x
  2. Step 2: Convert to fraction form
    51,571,589.84/71,167,309.32 = 28,366,715.60/x
  3. Step 3: Cross multiply
    51,571,589.84x = 71,167,309.32 × 28,366,715.60
  4. Step 4: Simplify right side
    51,571,589.84x = 2,018,782,823,497,669.25
  5. Step 5: Solve for x
    x = 2,018,782,823,497,669.25/51,571,589.84
  6. Step 6: Final answer
    x = 39,145,250.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.