Home / 51,714,687-71,366,817.78-28,510,644.36

Finding the Fourth Proportional to 51,714,687, 71,366,817.78 and 28,510,644.36

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Solution

The fourth proportional to 51,714,687, 71,366,817.78 and 28,510,644.36 is: 39,344,992.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,714,687 : 71,366,817.78 = 28,510,644.36 : x
  2. Step 2: Convert to fraction form
    51,714,687/71,366,817.78 = 28,510,644.36/x
  3. Step 3: Cross multiply
    51,714,687x = 71,366,817.78 × 28,510,644.36
  4. Step 4: Simplify right side
    51,714,687x = 2,034,713,960,830,504.75
  5. Step 5: Solve for x
    x = 2,034,713,960,830,504.75/51,714,687
  6. Step 6: Final answer
    x = 39,344,992.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.