Home / 18,144,067.40-27,216,101.10-8,046,688.40

Finding the Fourth Proportional to 18,144,067.40, 27,216,101.10 and 8,046,688.40

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Solution

The fourth proportional to 18,144,067.40, 27,216,101.10 and 8,046,688.40 is: 12,070,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,067.40 : 27,216,101.10 = 8,046,688.40 : x
  2. Step 2: Convert to fraction form
    18,144,067.40/27,216,101.10 = 8,046,688.40/x
  3. Step 3: Cross multiply
    18,144,067.40x = 27,216,101.10 × 8,046,688.40
  4. Step 4: Simplify right side
    18,144,067.40x = 218,999,485,014,597.25
  5. Step 5: Solve for x
    x = 218,999,485,014,597.25/18,144,067.40
  6. Step 6: Final answer
    x = 12,070,032.60

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Similar ratio
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1.5x scale

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.