Home / 10,863,735.70-16,276,941.15-5,171,703.70

Finding the Fourth Proportional to 10,863,735.70, 16,276,941.15 and 5,171,703.70

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Solution

The fourth proportional to 10,863,735.70, 16,276,941.15 and 5,171,703.70 is: 7,748,671.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,735.70 : 16,276,941.15 = 5,171,703.70 : x
  2. Step 2: Convert to fraction form
    10,863,735.70/16,276,941.15 = 5,171,703.70/x
  3. Step 3: Cross multiply
    10,863,735.70x = 16,276,941.15 × 5,171,703.70
  4. Step 4: Simplify right side
    10,863,735.70x = 84,179,516,770,137.27
  5. Step 5: Solve for x
    x = 84,179,516,770,137.27/10,863,735.70
  6. Step 6: Final answer
    x = 7,748,671.28

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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.