Home / 8,389,494.72-11,578,485.60-4,768,367.04

Finding the Fourth Proportional to 8,389,494.72, 11,578,485.60 and 4,768,367.04

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Solution

The fourth proportional to 8,389,494.72, 11,578,485.60 and 4,768,367.04 is: 6,580,905.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389,494.72 : 11,578,485.60 = 4,768,367.04 : x
  2. Step 2: Convert to fraction form
    8,389,494.72/11,578,485.60 = 4,768,367.04/x
  3. Step 3: Cross multiply
    8,389,494.72x = 11,578,485.60 × 4,768,367.04
  4. Step 4: Simplify right side
    8,389,494.72x = 55,210,469,108,154.62
  5. Step 5: Solve for x
    x = 55,210,469,108,154.62/8,389,494.72
  6. Step 6: Final answer
    x = 6,580,905.16

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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.