Home / 27,957,171.67-38,580,528.83-15,397,984.98

Finding the Fourth Proportional to 27,957,171.67, 38,580,528.83 and 15,397,984.98

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Solution

The fourth proportional to 27,957,171.67, 38,580,528.83 and 15,397,984.98 is: 21,249,016.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,957,171.67 : 38,580,528.83 = 15,397,984.98 : x
  2. Step 2: Convert to fraction form
    27,957,171.67/38,580,528.83 = 15,397,984.98/x
  3. Step 3: Cross multiply
    27,957,171.67x = 38,580,528.83 × 15,397,984.98
  4. Step 4: Simplify right side
    27,957,171.67x = 594,062,403,367,807.12
  5. Step 5: Solve for x
    x = 594,062,403,367,807.12/27,957,171.67
  6. Step 6: Final answer
    x = 21,249,016.55

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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.