Home / 11,509,815.88-15,883,457.30-6,353,174.60

Finding the Fourth Proportional to 11,509,815.88, 15,883,457.30 and 6,353,174.60

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Solution

The fourth proportional to 11,509,815.88, 15,883,457.30 and 6,353,174.60 is: 8,767,332.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,509,815.88 : 15,883,457.30 = 6,353,174.60 : x
  2. Step 2: Convert to fraction form
    11,509,815.88/15,883,457.30 = 6,353,174.60/x
  3. Step 3: Cross multiply
    11,509,815.88x = 15,883,457.30 × 6,353,174.60
  4. Step 4: Simplify right side
    11,509,815.88x = 100,910,377,478,544.58
  5. Step 5: Solve for x
    x = 100,910,377,478,544.58/11,509,815.88
  6. Step 6: Final answer
    x = 8,767,332.03

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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.