Home / 32,900,273.40-45,403,795.90-18,215,939.24

Finding the Fourth Proportional to 32,900,273.40, 45,403,795.90 and 18,215,939.24

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Solution

The fourth proportional to 32,900,273.40, 45,403,795.90 and 18,215,939.24 is: 25,138,781.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,900,273.40 : 45,403,795.90 = 18,215,939.24 : x
  2. Step 2: Convert to fraction form
    32,900,273.40/45,403,795.90 = 18,215,939.24/x
  3. Step 3: Cross multiply
    32,900,273.40x = 45,403,795.90 × 18,215,939.24
  4. Step 4: Simplify right side
    32,900,273.40x = 827,072,787,379,761
  5. Step 5: Solve for x
    x = 827,072,787,379,761/32,900,273.40
  6. Step 6: Final answer
    x = 25,138,781.59

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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.