Home / 27,390,131.58-37,791,891.51-16,220,984.70

Finding the Fourth Proportional to 27,390,131.58, 37,791,891.51 and 16,220,984.70

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Solution

The fourth proportional to 27,390,131.58, 37,791,891.51 and 16,220,984.70 is: 22,381,115.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390,131.58 : 37,791,891.51 = 16,220,984.70 : x
  2. Step 2: Convert to fraction form
    27,390,131.58/37,791,891.51 = 16,220,984.70/x
  3. Step 3: Cross multiply
    27,390,131.58x = 37,791,891.51 × 16,220,984.70
  4. Step 4: Simplify right side
    27,390,131.58x = 613,021,693,967,769.88
  5. Step 5: Solve for x
    x = 613,021,693,967,769.88/27,390,131.58
  6. Step 6: Final answer
    x = 22,381,115.34

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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.