Home / 10,672,110.72-14,727,509.66-5,777,329.19

Finding the Fourth Proportional to 10,672,110.72, 14,727,509.66 and 5,777,329.19

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Solution

The fourth proportional to 10,672,110.72, 14,727,509.66 and 5,777,329.19 is: 7,972,712.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,110.72 : 14,727,509.66 = 5,777,329.19 : x
  2. Step 2: Convert to fraction form
    10,672,110.72/14,727,509.66 = 5,777,329.19/x
  3. Step 3: Cross multiply
    10,672,110.72x = 14,727,509.66 × 5,777,329.19
  4. Step 4: Simplify right side
    10,672,110.72x = 85,085,671,395,530.73
  5. Step 5: Solve for x
    x = 85,085,671,395,530.73/10,672,110.72
  6. Step 6: Final answer
    x = 7,972,712.58

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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.