Home / 34,278,625.80-51,364,780.02-19,865,945.88

Finding the Fourth Proportional to 34,278,625.80, 51,364,780.02 and 19,865,945.88

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Solution

The fourth proportional to 34,278,625.80, 51,364,780.02 and 19,865,945.88 is: 29,768,111.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,278,625.80 : 51,364,780.02 = 19,865,945.88 : x
  2. Step 2: Convert to fraction form
    34,278,625.80/51,364,780.02 = 19,865,945.88/x
  3. Step 3: Cross multiply
    34,278,625.80x = 51,364,780.02 × 19,865,945.88
  4. Step 4: Simplify right side
    34,278,625.80x = 1,020,409,940,015,425.38
  5. Step 5: Solve for x
    x = 1,020,409,940,015,425.38/34,278,625.80
  6. Step 6: Final answer
    x = 29,768,111.07

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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.