Home / 41,305,140.30-61,957,710.45-19,781,779.80

Finding the Fourth Proportional to 41,305,140.30, 61,957,710.45 and 19,781,779.80

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Solution

The fourth proportional to 41,305,140.30, 61,957,710.45 and 19,781,779.80 is: 29,672,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,305,140.30 : 61,957,710.45 = 19,781,779.80 : x
  2. Step 2: Convert to fraction form
    41,305,140.30/61,957,710.45 = 19,781,779.80/x
  3. Step 3: Cross multiply
    41,305,140.30x = 61,957,710.45 × 19,781,779.80
  4. Step 4: Simplify right side
    41,305,140.30x = 1,225,633,785,034,059
  5. Step 5: Solve for x
    x = 1,225,633,785,034,059/41,305,140.30
  6. Step 6: Final answer
    x = 29,672,669.70

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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.