Home / 10,174,221.70-14,040,422.70-5,590,838.32

Finding the Fourth Proportional to 10,174,221.70, 14,040,422.70 and 5,590,838.32

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Solution

The fourth proportional to 10,174,221.70, 14,040,422.70 and 5,590,838.32 is: 7,715,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,174,221.70 : 14,040,422.70 = 5,590,838.32 : x
  2. Step 2: Convert to fraction form
    10,174,221.70/14,040,422.70 = 5,590,838.32/x
  3. Step 3: Cross multiply
    10,174,221.70x = 14,040,422.70 × 5,590,838.32
  4. Step 4: Simplify right side
    10,174,221.70x = 78,497,733,260,157.86
  5. Step 5: Solve for x
    x = 78,497,733,260,157.86/10,174,221.70
  6. Step 6: Final answer
    x = 7,715,355.10

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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.