Home / 8,807,443.20-13,211,164.80-7,314,451.20

Finding the Fourth Proportional to 8,807,443.20, 13,211,164.80 and 7,314,451.20

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Solution

The fourth proportional to 8,807,443.20, 13,211,164.80 and 7,314,451.20 is: 10,971,676.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807,443.20 : 13,211,164.80 = 7,314,451.20 : x
  2. Step 2: Convert to fraction form
    8,807,443.20/13,211,164.80 = 7,314,451.20/x
  3. Step 3: Cross multiply
    8,807,443.20x = 13,211,164.80 × 7,314,451.20
  4. Step 4: Simplify right side
    8,807,443.20x = 96,632,420,224,757.77
  5. Step 5: Solve for x
    x = 96,632,420,224,757.77/8,807,443.20
  6. Step 6: Final answer
    x = 10,971,676.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.