Home / 27,489,426.42-37,936,063.42-15,099,779.36

Finding the Fourth Proportional to 27,489,426.42, 37,936,063.42 and 15,099,779.36

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Solution

The fourth proportional to 27,489,426.42, 37,936,063.42 and 15,099,779.36 is: 20,838,055.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489,426.42 : 37,936,063.42 = 15,099,779.36 : x
  2. Step 2: Convert to fraction form
    27,489,426.42/37,936,063.42 = 15,099,779.36/x
  3. Step 3: Cross multiply
    27,489,426.42x = 37,936,063.42 × 15,099,779.36
  4. Step 4: Simplify right side
    27,489,426.42x = 572,826,187,428,967
  5. Step 5: Solve for x
    x = 572,826,187,428,967/27,489,426.42
  6. Step 6: Final answer
    x = 20,838,055.28

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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.