Home / 26,631,005.10-39,946,507.65-18,127,949.10

Finding the Fourth Proportional to 26,631,005.10, 39,946,507.65 and 18,127,949.10

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Solution

The fourth proportional to 26,631,005.10, 39,946,507.65 and 18,127,949.10 is: 27,191,923.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,631,005.10 : 39,946,507.65 = 18,127,949.10 : x
  2. Step 2: Convert to fraction form
    26,631,005.10/39,946,507.65 = 18,127,949.10/x
  3. Step 3: Cross multiply
    26,631,005.10x = 39,946,507.65 × 18,127,949.10
  4. Step 4: Simplify right side
    26,631,005.10x = 724,148,257,401,960.62
  5. Step 5: Solve for x
    x = 724,148,257,401,960.62/26,631,005.10
  6. Step 6: Final answer
    x = 27,191,923.65

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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.