Home / 27,150,455.10-40,726,666.80-7,983,149.70

Finding the Fourth Proportional to 27,150,455.10, 40,726,666.80 and 7,983,149.70

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Solution

The fourth proportional to 27,150,455.10, 40,726,666.80 and 7,983,149.70 is: 11,975,013.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,150,455.10 : 40,726,666.80 = 7,983,149.70 : x
  2. Step 2: Convert to fraction form
    27,150,455.10/40,726,666.80 = 7,983,149.70/x
  3. Step 3: Cross multiply
    27,150,455.10x = 40,726,666.80 × 7,983,149.70
  4. Step 4: Simplify right side
    27,150,455.10x = 325,127,077,846,419.94
  5. Step 5: Solve for x
    x = 325,127,077,846,419.94/27,150,455.10
  6. Step 6: Final answer
    x = 11,975,013.92

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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.