Home / 61,770,514.40-92,656,485.12-18,640,091.52

Finding the Fourth Proportional to 61,770,514.40, 92,656,485.12 and 18,640,091.52

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Solution

The fourth proportional to 61,770,514.40, 92,656,485.12 and 18,640,091.52 is: 27,960,352.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,770,514.40 : 92,656,485.12 = 18,640,091.52 : x
  2. Step 2: Convert to fraction form
    61,770,514.40/92,656,485.12 = 18,640,091.52/x
  3. Step 3: Cross multiply
    61,770,514.40x = 92,656,485.12 × 18,640,091.52
  4. Step 4: Simplify right side
    61,770,514.40x = 1,727,125,362,558,318.25
  5. Step 5: Solve for x
    x = 1,727,125,362,558,318.25/61,770,514.40
  6. Step 6: Final answer
    x = 27,960,352.59

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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.