Home / 13,283,953.56-18,331,855.92-7,482,735.32

Finding the Fourth Proportional to 13,283,953.56, 18,331,855.92 and 7,482,735.32

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Solution

The fourth proportional to 13,283,953.56, 18,331,855.92 and 7,482,735.32 is: 10,326,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,283,953.56 : 18,331,855.92 = 7,482,735.32 : x
  2. Step 2: Convert to fraction form
    13,283,953.56/18,331,855.92 = 7,482,735.32/x
  3. Step 3: Cross multiply
    13,283,953.56x = 18,331,855.92 × 7,482,735.32
  4. Step 4: Simplify right side
    13,283,953.56x = 137,172,425,682,075.83
  5. Step 5: Solve for x
    x = 137,172,425,682,075.83/13,283,953.56
  6. Step 6: Final answer
    x = 10,326,174.74

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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.