Home / 84,127,247.62-116,157,090.42-54,375,495.03

Finding the Fourth Proportional to 84,127,247.62, 116,157,090.42 and 54,375,495.03

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Solution

The fourth proportional to 84,127,247.62, 116,157,090.42 and 54,375,495.03 is: 75,077,926.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,127,247.62 : 116,157,090.42 = 54,375,495.03 : x
  2. Step 2: Convert to fraction form
    84,127,247.62/116,157,090.42 = 54,375,495.03/x
  3. Step 3: Cross multiply
    84,127,247.62x = 116,157,090.42 × 54,375,495.03
  4. Step 4: Simplify right side
    84,127,247.62x = 6,316,099,292,831,971
  5. Step 5: Solve for x
    x = 6,316,099,292,831,971/84,127,247.62
  6. Step 6: Final answer
    x = 75,077,926.26

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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.