Home / 18,144,900.40-27,217,350.80-12,476,196.40

Finding the Fourth Proportional to 18,144,900.40, 27,217,350.80 and 12,476,196.40

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Solution

The fourth proportional to 18,144,900.40, 27,217,350.80 and 12,476,196.40 is: 18,714,294.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,900.40 : 27,217,350.80 = 12,476,196.40 : x
  2. Step 2: Convert to fraction form
    18,144,900.40/27,217,350.80 = 12,476,196.40/x
  3. Step 3: Cross multiply
    18,144,900.40x = 27,217,350.80 × 12,476,196.40
  4. Step 4: Simplify right side
    18,144,900.40x = 339,569,014,068,497.12
  5. Step 5: Solve for x
    x = 339,569,014,068,497.12/18,144,900.40
  6. Step 6: Final answer
    x = 18,714,294.74

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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.