Home / 28,282,380.64-39,028,586.60-17,287,539.46

Finding the Fourth Proportional to 28,282,380.64, 39,028,586.60 and 17,287,539.46

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Solution

The fourth proportional to 28,282,380.64, 39,028,586.60 and 17,287,539.46 is: 23,856,132.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,282,380.64 : 39,028,586.60 = 17,287,539.46 : x
  2. Step 2: Convert to fraction form
    28,282,380.64/39,028,586.60 = 17,287,539.46/x
  3. Step 3: Cross multiply
    28,282,380.64x = 39,028,586.60 × 17,287,539.46
  4. Step 4: Simplify right side
    28,282,380.64x = 674,708,230,915,527.25
  5. Step 5: Solve for x
    x = 674,708,230,915,527.25/28,282,380.64
  6. Step 6: Final answer
    x = 23,856,132.89

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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.