Home / 7,983,923.78-11,975,885.67-2,519,572.41

Finding the Fourth Proportional to 7,983,923.78, 11,975,885.67 and 2,519,572.41

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Solution

The fourth proportional to 7,983,923.78, 11,975,885.67 and 2,519,572.41 is: 3,779,358.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983,923.78 : 11,975,885.67 = 2,519,572.41 : x
  2. Step 2: Convert to fraction form
    7,983,923.78/11,975,885.67 = 2,519,572.41/x
  3. Step 3: Cross multiply
    7,983,923.78x = 11,975,885.67 × 2,519,572.41
  4. Step 4: Simplify right side
    7,983,923.78x = 30,174,111,119,446.37
  5. Step 5: Solve for x
    x = 30,174,111,119,446.37/7,983,923.78
  6. Step 6: Final answer
    x = 3,779,358.61

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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.