Home / 43,720,999.10-65,581,498.65-30,682,979.90

Finding the Fourth Proportional to 43,720,999.10, 65,581,498.65 and 30,682,979.90

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Solution

The fourth proportional to 43,720,999.10, 65,581,498.65 and 30,682,979.90 is: 46,024,469.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,720,999.10 : 65,581,498.65 = 30,682,979.90 : x
  2. Step 2: Convert to fraction form
    43,720,999.10/65,581,498.65 = 30,682,979.90/x
  3. Step 3: Cross multiply
    43,720,999.10x = 65,581,498.65 × 30,682,979.90
  4. Step 4: Simplify right side
    43,720,999.10x = 2,012,235,804,889,827
  5. Step 5: Solve for x
    x = 2,012,235,804,889,827/43,720,999.10
  6. Step 6: Final answer
    x = 46,024,469.85

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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.