Home / 9,273,207.85-12,782,245.60-7,309,886.31

Finding the Fourth Proportional to 9,273,207.85, 12,782,245.60 and 7,309,886.31

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Solution

The fourth proportional to 9,273,207.85, 12,782,245.60 and 7,309,886.31 is: 10,075,991.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273,207.85 : 12,782,245.60 = 7,309,886.31 : x
  2. Step 2: Convert to fraction form
    9,273,207.85/12,782,245.60 = 7,309,886.31/x
  3. Step 3: Cross multiply
    9,273,207.85x = 12,782,245.60 × 7,309,886.31
  4. Step 4: Simplify right side
    9,273,207.85x = 93,436,762,131,635.09
  5. Step 5: Solve for x
    x = 93,436,762,131,635.09/9,273,207.85
  6. Step 6: Final answer
    x = 10,075,991.36

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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.