Home / 8,385,318.56-11,571,778.80-4,763,845.28

Finding the Fourth Proportional to 8,385,318.56, 11,571,778.80 and 4,763,845.28

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Solution

The fourth proportional to 8,385,318.56, 11,571,778.80 and 4,763,845.28 is: 6,574,128.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,385,318.56 : 11,571,778.80 = 4,763,845.28 : x
  2. Step 2: Convert to fraction form
    8,385,318.56/11,571,778.80 = 4,763,845.28/x
  3. Step 3: Cross multiply
    8,385,318.56x = 11,571,778.80 × 4,763,845.28
  4. Step 4: Simplify right side
    8,385,318.56x = 55,126,163,817,584.07
  5. Step 5: Solve for x
    x = 55,126,163,817,584.07/8,385,318.56
  6. Step 6: Final answer
    x = 6,574,128.75

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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.