Home / 13,580,711.24-20,370,770.94-6,388,258.48

Finding the Fourth Proportional to 13,580,711.24, 20,370,770.94 and 6,388,258.48

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Solution

The fourth proportional to 13,580,711.24, 20,370,770.94 and 6,388,258.48 is: 9,582,248.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,580,711.24 : 20,370,770.94 = 6,388,258.48 : x
  2. Step 2: Convert to fraction form
    13,580,711.24/20,370,770.94 = 6,388,258.48/x
  3. Step 3: Cross multiply
    13,580,711.24x = 20,370,770.94 × 6,388,258.48
  4. Step 4: Simplify right side
    13,580,711.24x = 130,133,750,201,592.59
  5. Step 5: Solve for x
    x = 130,133,750,201,592.59/13,580,711.24
  6. Step 6: Final answer
    x = 9,582,248.52

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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.