Home / 9,171,936.40-13,757,904.60-7,052,717.20

Finding the Fourth Proportional to 9,171,936.40, 13,757,904.60 and 7,052,717.20

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Solution

The fourth proportional to 9,171,936.40, 13,757,904.60 and 7,052,717.20 is: 10,579,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,936.40 : 13,757,904.60 = 7,052,717.20 : x
  2. Step 2: Convert to fraction form
    9,171,936.40/13,757,904.60 = 7,052,717.20/x
  3. Step 3: Cross multiply
    9,171,936.40x = 13,757,904.60 × 7,052,717.20
  4. Step 4: Simplify right side
    9,171,936.40x = 97,030,610,408,379.12
  5. Step 5: Solve for x
    x = 97,030,610,408,379.12/9,171,936.40
  6. Step 6: Final answer
    x = 10,579,075.80

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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.