Home / 28,671,806.94-39,567,076.47-15,794,750.94

Finding the Fourth Proportional to 28,671,806.94, 39,567,076.47 and 15,794,750.94

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Solution

The fourth proportional to 28,671,806.94, 39,567,076.47 and 15,794,750.94 is: 21,796,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,671,806.94 : 39,567,076.47 = 15,794,750.94 : x
  2. Step 2: Convert to fraction form
    28,671,806.94/39,567,076.47 = 15,794,750.94/x
  3. Step 3: Cross multiply
    28,671,806.94x = 39,567,076.47 × 15,794,750.94
  4. Step 4: Simplify right side
    28,671,806.94x = 624,952,118,267,584.38
  5. Step 5: Solve for x
    x = 624,952,118,267,584.38/28,671,806.94
  6. Step 6: Final answer
    x = 21,796,746.87

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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.