Home / 12,592,242.20-18,790,152.94-11,235,075.32

Finding the Fourth Proportional to 12,592,242.20, 18,790,152.94 and 11,235,075.32

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Solution

The fourth proportional to 12,592,242.20, 18,790,152.94 and 11,235,075.32 is: 16,764,987.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592,242.20 : 18,790,152.94 = 11,235,075.32 : x
  2. Step 2: Convert to fraction form
    12,592,242.20/18,790,152.94 = 11,235,075.32/x
  3. Step 3: Cross multiply
    12,592,242.20x = 18,790,152.94 × 11,235,075.32
  4. Step 4: Simplify right side
    12,592,242.20x = 211,108,783,555,219.47
  5. Step 5: Solve for x
    x = 211,108,783,555,219.47/12,592,242.20
  6. Step 6: Final answer
    x = 16,764,987.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.