Home / 12,397,310.28-18,596,152.53-4,721,380.11

Finding the Fourth Proportional to 12,397,310.28, 18,596,152.53 and 4,721,380.11

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Solution

The fourth proportional to 12,397,310.28, 18,596,152.53 and 4,721,380.11 is: 7,082,141.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,397,310.28 : 18,596,152.53 = 4,721,380.11 : x
  2. Step 2: Convert to fraction form
    12,397,310.28/18,596,152.53 = 4,721,380.11/x
  3. Step 3: Cross multiply
    12,397,310.28x = 18,596,152.53 × 4,721,380.11
  4. Step 4: Simplify right side
    12,397,310.28x = 87,799,504,677,668.19
  5. Step 5: Solve for x
    x = 87,799,504,677,668.19/12,397,310.28
  6. Step 6: Final answer
    x = 7,082,141.42

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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.