Home / 10,389,776.45-14,337,910.95-5,806,097.82

Finding the Fourth Proportional to 10,389,776.45, 14,337,910.95 and 5,806,097.82

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Solution

The fourth proportional to 10,389,776.45, 14,337,910.95 and 5,806,097.82 is: 8,012,425.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389,776.45 : 14,337,910.95 = 5,806,097.82 : x
  2. Step 2: Convert to fraction form
    10,389,776.45/14,337,910.95 = 5,806,097.82/x
  3. Step 3: Cross multiply
    10,389,776.45x = 14,337,910.95 × 5,806,097.82
  4. Step 4: Simplify right side
    10,389,776.45x = 83,247,313,510,149.12
  5. Step 5: Solve for x
    x = 83,247,313,510,149.12/10,389,776.45
  6. Step 6: Final answer
    x = 8,012,425.86

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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.