Home / 27,091,801.71-37,386,711.81-15,489,608.36

Finding the Fourth Proportional to 27,091,801.71, 37,386,711.81 and 15,489,608.36

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Solution

The fourth proportional to 27,091,801.71, 37,386,711.81 and 15,489,608.36 is: 21,375,674.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,091,801.71 : 37,386,711.81 = 15,489,608.36 : x
  2. Step 2: Convert to fraction form
    27,091,801.71/37,386,711.81 = 15,489,608.36/x
  3. Step 3: Cross multiply
    27,091,801.71x = 37,386,711.81 × 15,489,608.36
  4. Step 4: Simplify right side
    27,091,801.71x = 579,105,523,618,153.25
  5. Step 5: Solve for x
    x = 579,105,523,618,153.25/27,091,801.71
  6. Step 6: Final answer
    x = 21,375,674.08

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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.