Home / 7,824,589.86-11,736,966.33-2,144,814.78

Finding the Fourth Proportional to 7,824,589.86, 11,736,966.33 and 2,144,814.78

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Solution

The fourth proportional to 7,824,589.86, 11,736,966.33 and 2,144,814.78 is: 3,217,244.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824,589.86 : 11,736,966.33 = 2,144,814.78 : x
  2. Step 2: Convert to fraction form
    7,824,589.86/11,736,966.33 = 2,144,814.78/x
  3. Step 3: Cross multiply
    7,824,589.86x = 11,736,966.33 × 2,144,814.78
  4. Step 4: Simplify right side
    7,824,589.86x = 25,173,618,856,946.36
  5. Step 5: Solve for x
    x = 25,173,618,856,946.36/7,824,589.86
  6. Step 6: Final answer
    x = 3,217,244.52

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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.