Home / 8,628,778.32-11,907,700.08-4,761,296.40

Finding the Fourth Proportional to 8,628,778.32, 11,907,700.08 and 4,761,296.40

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Solution

The fourth proportional to 8,628,778.32, 11,907,700.08 and 4,761,296.40 is: 6,570,581.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,628,778.32 : 11,907,700.08 = 4,761,296.40 : x
  2. Step 2: Convert to fraction form
    8,628,778.32/11,907,700.08 = 4,761,296.40/x
  3. Step 3: Cross multiply
    8,628,778.32x = 11,907,700.08 × 4,761,296.40
  4. Step 4: Simplify right side
    8,628,778.32x = 56,696,089,523,183.72
  5. Step 5: Solve for x
    x = 56,696,089,523,183.72/8,628,778.32
  6. Step 6: Final answer
    x = 6,570,581.31

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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.