Home / 11,869,000.62-17,783,140.96-7,971,151.42

Finding the Fourth Proportional to 11,869,000.62, 17,783,140.96 and 7,971,151.42

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Solution

The fourth proportional to 11,869,000.62, 17,783,140.96 and 7,971,151.42 is: 11,943,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869,000.62 : 17,783,140.96 = 7,971,151.42 : x
  2. Step 2: Convert to fraction form
    11,869,000.62/17,783,140.96 = 7,971,151.42/x
  3. Step 3: Cross multiply
    11,869,000.62x = 17,783,140.96 × 7,971,151.42
  4. Step 4: Simplify right side
    11,869,000.62x = 141,752,109,315,364.16
  5. Step 5: Solve for x
    x = 141,752,109,315,364.16/11,869,000.62
  6. Step 6: Final answer
    x = 11,943,053.49

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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.