Home / 26,606,965.40-39,920,945.70-10,430,163.80

Finding the Fourth Proportional to 26,606,965.40, 39,920,945.70 and 10,430,163.80

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Solution

The fourth proportional to 26,606,965.40, 39,920,945.70 and 10,430,163.80 is: 15,649,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,606,965.40 : 39,920,945.70 = 10,430,163.80 : x
  2. Step 2: Convert to fraction form
    26,606,965.40/39,920,945.70 = 10,430,163.80/x
  3. Step 3: Cross multiply
    26,606,965.40x = 39,920,945.70 × 10,430,163.80
  4. Step 4: Simplify right side
    26,606,965.40x = 416,382,002,701,905.75
  5. Step 5: Solve for x
    x = 416,382,002,701,905.75/26,606,965.40
  6. Step 6: Final answer
    x = 15,649,360.85

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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.