Home / 10,790,172.79-14,890,264.68-5,895,289.78

Finding the Fourth Proportional to 10,790,172.79, 14,890,264.68 and 5,895,289.78

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Solution

The fourth proportional to 10,790,172.79, 14,890,264.68 and 5,895,289.78 is: 8,135,404.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,172.79 : 14,890,264.68 = 5,895,289.78 : x
  2. Step 2: Convert to fraction form
    10,790,172.79/14,890,264.68 = 5,895,289.78/x
  3. Step 3: Cross multiply
    10,790,172.79x = 14,890,264.68 × 5,895,289.78
  4. Step 4: Simplify right side
    10,790,172.79x = 87,782,425,189,498.97
  5. Step 5: Solve for x
    x = 87,782,425,189,498.97/10,790,172.79
  6. Step 6: Final answer
    x = 8,135,404.96

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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.