Home / 18,145,209.40-27,217,814.10-8,047,830.40

Finding the Fourth Proportional to 18,145,209.40, 27,217,814.10 and 8,047,830.40

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Solution

The fourth proportional to 18,145,209.40, 27,217,814.10 and 8,047,830.40 is: 12,071,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,145,209.40 : 27,217,814.10 = 8,047,830.40 : x
  2. Step 2: Convert to fraction form
    18,145,209.40/27,217,814.10 = 8,047,830.40/x
  3. Step 3: Cross multiply
    18,145,209.40x = 27,217,814.10 × 8,047,830.40
  4. Step 4: Simplify right side
    18,145,209.40x = 219,044,351,735,528.66
  5. Step 5: Solve for x
    x = 219,044,351,735,528.66/18,145,209.40
  6. Step 6: Final answer
    x = 12,071,745.60

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Similar ratio
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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.