Home / 51,530,339.88-71,112,016.53-29,504,177.16

Finding the Fourth Proportional to 51,530,339.88, 71,112,016.53 and 29,504,177.16

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Solution

The fourth proportional to 51,530,339.88, 71,112,016.53 and 29,504,177.16 is: 40,715,848.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,530,339.88 : 71,112,016.53 = 29,504,177.16 : x
  2. Step 2: Convert to fraction form
    51,530,339.88/71,112,016.53 = 29,504,177.16/x
  3. Step 3: Cross multiply
    51,530,339.88x = 71,112,016.53 × 29,504,177.16
  4. Step 4: Simplify right side
    51,530,339.88x = 2,098,101,533,905,968.50
  5. Step 5: Solve for x
    x = 2,098,101,533,905,968.50/51,530,339.88
  6. Step 6: Final answer
    x = 40,715,848.93

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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.