Home / 13,646,452.54-18,824,210.30-8,817,556.54

Finding the Fourth Proportional to 13,646,452.54, 18,824,210.30 and 8,817,556.54

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Solution

The fourth proportional to 13,646,452.54, 18,824,210.30 and 8,817,556.54 is: 12,163,127.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,646,452.54 : 18,824,210.30 = 8,817,556.54 : x
  2. Step 2: Convert to fraction form
    13,646,452.54/18,824,210.30 = 8,817,556.54/x
  3. Step 3: Cross multiply
    13,646,452.54x = 18,824,210.30 × 8,817,556.54
  4. Step 4: Simplify right side
    13,646,452.54x = 165,983,538,641,100.34
  5. Step 5: Solve for x
    x = 165,983,538,641,100.34/13,646,452.54
  6. Step 6: Final answer
    x = 12,163,127.24

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1.5x scale

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.