Home / 27,858,811.59-38,445,159.33-15,635,668.59

Finding the Fourth Proportional to 27,858,811.59, 38,445,159.33 and 15,635,668.59

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Solution

The fourth proportional to 27,858,811.59, 38,445,159.33 and 15,635,668.59 is: 21,577,222.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,858,811.59 : 38,445,159.33 = 15,635,668.59 : x
  2. Step 2: Convert to fraction form
    27,858,811.59/38,445,159.33 = 15,635,668.59/x
  3. Step 3: Cross multiply
    27,858,811.59x = 38,445,159.33 × 15,635,668.59
  4. Step 4: Simplify right side
    27,858,811.59x = 601,115,770,173,626.38
  5. Step 5: Solve for x
    x = 601,115,770,173,626.38/27,858,811.59
  6. Step 6: Final answer
    x = 21,577,222.28

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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.