Home / 13,823,998.20-20,726,166.90-5,301,041.40

Finding the Fourth Proportional to 13,823,998.20, 20,726,166.90 and 5,301,041.40

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Solution

The fourth proportional to 13,823,998.20, 20,726,166.90 and 5,301,041.40 is: 7,947,792.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,998.20 : 20,726,166.90 = 5,301,041.40 : x
  2. Step 2: Convert to fraction form
    13,823,998.20/20,726,166.90 = 5,301,041.40/x
  3. Step 3: Cross multiply
    13,823,998.20x = 20,726,166.90 × 5,301,041.40
  4. Step 4: Simplify right side
    13,823,998.20x = 109,870,268,800,209.66
  5. Step 5: Solve for x
    x = 109,870,268,800,209.66/13,823,998.20
  6. Step 6: Final answer
    x = 7,947,792.47

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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.