Home / 26,790,760.80-40,186,141.20-9,749,219.40

Finding the Fourth Proportional to 26,790,760.80, 40,186,141.20 and 9,749,219.40

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Solution

The fourth proportional to 26,790,760.80, 40,186,141.20 and 9,749,219.40 is: 14,623,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,790,760.80 : 40,186,141.20 = 9,749,219.40 : x
  2. Step 2: Convert to fraction form
    26,790,760.80/40,186,141.20 = 9,749,219.40/x
  3. Step 3: Cross multiply
    26,790,760.80x = 40,186,141.20 × 9,749,219.40
  4. Step 4: Simplify right side
    26,790,760.80x = 391,783,507,398,179.31
  5. Step 5: Solve for x
    x = 391,783,507,398,179.31/26,790,760.80
  6. Step 6: Final answer
    x = 14,623,829.10

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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.