Home / 71,339,154.34-98,454,104.49-40,404,826.66

Finding the Fourth Proportional to 71,339,154.34, 98,454,104.49 and 40,404,826.66

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Solution

The fourth proportional to 71,339,154.34, 98,454,104.49 and 40,404,826.66 is: 55,762,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,339,154.34 : 98,454,104.49 = 40,404,826.66 : x
  2. Step 2: Convert to fraction form
    71,339,154.34/98,454,104.49 = 40,404,826.66/x
  3. Step 3: Cross multiply
    71,339,154.34x = 98,454,104.49 × 40,404,826.66
  4. Step 4: Simplify right side
    71,339,154.34x = 3,978,021,025,883,977
  5. Step 5: Solve for x
    x = 3,978,021,025,883,977/71,339,154.34
  6. Step 6: Final answer
    x = 55,762,099.55

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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.