Home / 49,072,477.15-67,722,681.61-28,164,342.65

Finding the Fourth Proportional to 49,072,477.15, 67,722,681.61 and 28,164,342.65

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Solution

The fourth proportional to 49,072,477.15, 67,722,681.61 and 28,164,342.65 is: 38,868,321.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,072,477.15 : 67,722,681.61 = 28,164,342.65 : x
  2. Step 2: Convert to fraction form
    49,072,477.15/67,722,681.61 = 28,164,342.65/x
  3. Step 3: Cross multiply
    49,072,477.15x = 67,722,681.61 × 28,164,342.65
  4. Step 4: Simplify right side
    49,072,477.15x = 1,907,364,810,040,893.50
  5. Step 5: Solve for x
    x = 1,907,364,810,040,893.50/49,072,477.15
  6. Step 6: Final answer
    x = 38,868,321.32

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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.