Home / 18,213,907.20-27,285,431.40-11,004,024.30

Finding the Fourth Proportional to 18,213,907.20, 27,285,431.40 and 11,004,024.30

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Solution

The fourth proportional to 18,213,907.20, 27,285,431.40 and 11,004,024.30 is: 16,484,631.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213,907.20 : 27,285,431.40 = 11,004,024.30 : x
  2. Step 2: Convert to fraction form
    18,213,907.20/27,285,431.40 = 11,004,024.30/x
  3. Step 3: Cross multiply
    18,213,907.20x = 27,285,431.40 × 11,004,024.30
  4. Step 4: Simplify right side
    18,213,907.20x = 300,249,550,161,583
  5. Step 5: Solve for x
    x = 300,249,550,161,583/18,213,907.20
  6. Step 6: Final answer
    x = 16,484,631.60

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1.5x scale

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.