Home / 38,642,212.32-57,959,764.56-13,080,300

Finding the Fourth Proportional to 38,642,212.32, 57,959,764.56 and 13,080,300

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Solution

The fourth proportional to 38,642,212.32, 57,959,764.56 and 13,080,300 is: 19,619,247.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,642,212.32 : 57,959,764.56 = 13,080,300 : x
  2. Step 2: Convert to fraction form
    38,642,212.32/57,959,764.56 = 13,080,300/x
  3. Step 3: Cross multiply
    38,642,212.32x = 57,959,764.56 × 13,080,300
  4. Step 4: Simplify right side
    38,642,212.32x = 758,131,108,374,168
  5. Step 5: Solve for x
    x = 758,131,108,374,168/38,642,212.32
  6. Step 6: Final answer
    x = 19,619,247.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.