Home / 10,085,735.20-13,917,241.35-5,675,383.81

Finding the Fourth Proportional to 10,085,735.20, 13,917,241.35 and 5,675,383.81

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Solution

The fourth proportional to 10,085,735.20, 13,917,241.35 and 5,675,383.81 is: 7,831,425.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085,735.20 : 13,917,241.35 = 5,675,383.81 : x
  2. Step 2: Convert to fraction form
    10,085,735.20/13,917,241.35 = 5,675,383.81/x
  3. Step 3: Cross multiply
    10,085,735.20x = 13,917,241.35 × 5,675,383.81
  4. Step 4: Simplify right side
    10,085,735.20x = 78,985,686,237,652.53
  5. Step 5: Solve for x
    x = 78,985,686,237,652.53/10,085,735.20
  6. Step 6: Final answer
    x = 7,831,425.74

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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.