Home / 9,295,305.40-13,942,958.10-8,657,576.20

Finding the Fourth Proportional to 9,295,305.40, 13,942,958.10 and 8,657,576.20

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Solution

The fourth proportional to 9,295,305.40, 13,942,958.10 and 8,657,576.20 is: 12,986,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,295,305.40 : 13,942,958.10 = 8,657,576.20 : x
  2. Step 2: Convert to fraction form
    9,295,305.40/13,942,958.10 = 8,657,576.20/x
  3. Step 3: Cross multiply
    9,295,305.40x = 13,942,958.10 × 8,657,576.20
  4. Step 4: Simplify right side
    9,295,305.40x = 120,712,222,204,157.20
  5. Step 5: Solve for x
    x = 120,712,222,204,157.20/9,295,305.40
  6. Step 6: Final answer
    x = 12,986,364.30

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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.