Home / 10,450,002.78-14,421,182.05-5,740,596.80

Finding the Fourth Proportional to 10,450,002.78, 14,421,182.05 and 5,740,596.80

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Solution

The fourth proportional to 10,450,002.78, 14,421,182.05 and 5,740,596.80 is: 7,922,121.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,450,002.78 : 14,421,182.05 = 5,740,596.80 : x
  2. Step 2: Convert to fraction form
    10,450,002.78/14,421,182.05 = 5,740,596.80/x
  3. Step 3: Cross multiply
    10,450,002.78x = 14,421,182.05 × 5,740,596.80
  4. Step 4: Simplify right side
    10,450,002.78x = 82,786,191,517,596.70
  5. Step 5: Solve for x
    x = 82,786,191,517,596.70/10,450,002.78
  6. Step 6: Final answer
    x = 7,922,121.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.