Home / 37,428,969.96-51,649,095.78-21,133,054.44

Finding the Fourth Proportional to 37,428,969.96, 51,649,095.78 and 21,133,054.44

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Solution

The fourth proportional to 37,428,969.96, 51,649,095.78 and 21,133,054.44 is: 29,161,987.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,428,969.96 : 51,649,095.78 = 21,133,054.44 : x
  2. Step 2: Convert to fraction form
    37,428,969.96/51,649,095.78 = 21,133,054.44/x
  3. Step 3: Cross multiply
    37,428,969.96x = 51,649,095.78 × 21,133,054.44
  4. Step 4: Simplify right side
    37,428,969.96x = 1,091,503,152,895,514.38
  5. Step 5: Solve for x
    x = 1,091,503,152,895,514.38/37,428,969.96
  6. Step 6: Final answer
    x = 29,161,987.47

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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.