Home / 49,072,475.15-67,722,678.85-28,164,340.65

Finding the Fourth Proportional to 49,072,475.15, 67,722,678.85 and 28,164,340.65

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Solution

The fourth proportional to 49,072,475.15, 67,722,678.85 and 28,164,340.65 is: 38,868,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,072,475.15 : 67,722,678.85 = 28,164,340.65 : x
  2. Step 2: Convert to fraction form
    49,072,475.15/67,722,678.85 = 28,164,340.65/x
  3. Step 3: Cross multiply
    49,072,475.15x = 67,722,678.85 × 28,164,340.65
  4. Step 4: Simplify right side
    49,072,475.15x = 1,907,364,596,861,950
  5. Step 5: Solve for x
    x = 1,907,364,596,861,950/49,072,475.15
  6. Step 6: Final answer
    x = 38,868,318.56

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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.