Home / 46,591,811.20-69,887,060.70-21,032,779.60

Finding the Fourth Proportional to 46,591,811.20, 69,887,060.70 and 21,032,779.60

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Solution

The fourth proportional to 46,591,811.20, 69,887,060.70 and 21,032,779.60 is: 31,548,873.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,591,811.20 : 69,887,060.70 = 21,032,779.60 : x
  2. Step 2: Convert to fraction form
    46,591,811.20/69,887,060.70 = 21,032,779.60/x
  3. Step 3: Cross multiply
    46,591,811.20x = 69,887,060.70 × 21,032,779.60
  4. Step 4: Simplify right side
    46,591,811.20x = 1,469,919,144,594,922
  5. Step 5: Solve for x
    x = 1,469,919,144,594,922/46,591,811.20
  6. Step 6: Final answer
    x = 31,548,873.22

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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.