Home / 18,362,709.10-27,520,444.05-11,166,604.30

Finding the Fourth Proportional to 18,362,709.10, 27,520,444.05 and 11,166,604.30

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Solution

The fourth proportional to 18,362,709.10, 27,520,444.05 and 11,166,604.30 is: 16,735,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362,709.10 : 27,520,444.05 = 11,166,604.30 : x
  2. Step 2: Convert to fraction form
    18,362,709.10/27,520,444.05 = 11,166,604.30/x
  3. Step 3: Cross multiply
    18,362,709.10x = 27,520,444.05 × 11,166,604.30
  4. Step 4: Simplify right side
    18,362,709.10x = 307,309,908,866,639.44
  5. Step 5: Solve for x
    x = 307,309,908,866,639.44/18,362,709.10
  6. Step 6: Final answer
    x = 16,735,543.06

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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.