Home / 13,568,017.50-20,352,802.05-3,851,870.58

Finding the Fourth Proportional to 13,568,017.50, 20,352,802.05 and 3,851,870.58

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Solution

The fourth proportional to 13,568,017.50, 20,352,802.05 and 3,851,870.58 is: 5,778,026.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,568,017.50 : 20,352,802.05 = 3,851,870.58 : x
  2. Step 2: Convert to fraction form
    13,568,017.50/20,352,802.05 = 3,851,870.58/x
  3. Step 3: Cross multiply
    13,568,017.50x = 20,352,802.05 × 3,851,870.58
  4. Step 4: Simplify right side
    13,568,017.50x = 78,396,359,436,958.69
  5. Step 5: Solve for x
    x = 78,396,359,436,958.69/13,568,017.50
  6. Step 6: Final answer
    x = 5,778,026.11

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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.