Home / 10,174,217.45-14,040,416.84-5,590,834.07

Finding the Fourth Proportional to 10,174,217.45, 14,040,416.84 and 5,590,834.07

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Solution

The fourth proportional to 10,174,217.45, 14,040,416.84 and 5,590,834.07 is: 7,715,349.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174,217.45 : 14,040,416.84 = 5,590,834.07 : x
  2. Step 2: Convert to fraction form
    10,174,217.45/14,040,416.84 = 5,590,834.07/x
  3. Step 3: Cross multiply
    10,174,217.45x = 14,040,416.84 × 5,590,834.07
  4. Step 4: Simplify right side
    10,174,217.45x = 78,497,640,727,917.50
  5. Step 5: Solve for x
    x = 78,497,640,727,917.50/10,174,217.45
  6. Step 6: Final answer
    x = 7,715,349.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.