Home / 10,187,709.63-14,066,930.57-7,829,171.54

Finding the Fourth Proportional to 10,187,709.63, 14,066,930.57 and 7,829,171.54

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Solution

The fourth proportional to 10,187,709.63, 14,066,930.57 and 7,829,171.54 is: 10,810,321.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,187,709.63 : 14,066,930.57 = 7,829,171.54 : x
  2. Step 2: Convert to fraction form
    10,187,709.63/14,066,930.57 = 7,829,171.54/x
  3. Step 3: Cross multiply
    10,187,709.63x = 14,066,930.57 × 7,829,171.54
  4. Step 4: Simplify right side
    10,187,709.63x = 110,132,412,473,799.98
  5. Step 5: Solve for x
    x = 110,132,412,473,799.98/10,187,709.63
  6. Step 6: Final answer
    x = 10,810,321.11

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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.