Home / 34,509,743.60-51,764,615.40-21,786,652.40

Finding the Fourth Proportional to 34,509,743.60, 51,764,615.40 and 21,786,652.40

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Solution

The fourth proportional to 34,509,743.60, 51,764,615.40 and 21,786,652.40 is: 32,679,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,509,743.60 : 51,764,615.40 = 21,786,652.40 : x
  2. Step 2: Convert to fraction form
    34,509,743.60/51,764,615.40 = 21,786,652.40/x
  3. Step 3: Cross multiply
    34,509,743.60x = 51,764,615.40 × 21,786,652.40
  4. Step 4: Simplify right side
    34,509,743.60x = 1,127,777,682,339,486.75
  5. Step 5: Solve for x
    x = 1,127,777,682,339,486.75/34,509,743.60
  6. Step 6: Final answer
    x = 32,679,978.60

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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.