Home / 46,591,801.20-69,887,045.70-21,032,769.60

Finding the Fourth Proportional to 46,591,801.20, 69,887,045.70 and 21,032,769.60

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Solution

The fourth proportional to 46,591,801.20, 69,887,045.70 and 21,032,769.60 is: 31,548,858.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,591,801.20 : 69,887,045.70 = 21,032,769.60 : x
  2. Step 2: Convert to fraction form
    46,591,801.20/69,887,045.70 = 21,032,769.60/x
  3. Step 3: Cross multiply
    46,591,801.20x = 69,887,045.70 × 21,032,769.60
  4. Step 4: Simplify right side
    46,591,801.20x = 1,469,918,130,232,771
  5. Step 5: Solve for x
    x = 1,469,918,130,232,771/46,591,801.20
  6. Step 6: Final answer
    x = 31,548,858.22

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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.