Home / 11,576,861.70-15,977,051.19-6,421,884

Finding the Fourth Proportional to 11,576,861.70, 15,977,051.19 and 6,421,884

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Solution

The fourth proportional to 11,576,861.70, 15,977,051.19 and 6,421,884 is: 8,862,744.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,576,861.70 : 15,977,051.19 = 6,421,884 : x
  2. Step 2: Convert to fraction form
    11,576,861.70/15,977,051.19 = 6,421,884/x
  3. Step 3: Cross multiply
    11,576,861.70x = 15,977,051.19 × 6,421,884
  4. Step 4: Simplify right side
    11,576,861.70x = 102,602,769,404,241.95
  5. Step 5: Solve for x
    x = 102,602,769,404,241.95/11,576,861.70
  6. Step 6: Final answer
    x = 8,862,744.68

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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.