Home / 29,307,887.70-40,418,419.10-18,295,659.26

Finding the Fourth Proportional to 29,307,887.70, 40,418,419.10 and 18,295,659.26

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Solution

The fourth proportional to 29,307,887.70, 40,418,419.10 and 18,295,659.26 is: 25,231,488.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,307,887.70 : 40,418,419.10 = 18,295,659.26 : x
  2. Step 2: Convert to fraction form
    29,307,887.70/40,418,419.10 = 18,295,659.26/x
  3. Step 3: Cross multiply
    29,307,887.70x = 40,418,419.10 × 18,295,659.26
  4. Step 4: Simplify right side
    29,307,887.70x = 739,481,623,387,905.38
  5. Step 5: Solve for x
    x = 739,481,623,387,905.38/29,307,887.70
  6. Step 6: Final answer
    x = 25,231,488.22

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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.