Home / 12,868,898.98-19,303,332.96-3,284,278.54

Finding the Fourth Proportional to 12,868,898.98, 19,303,332.96 and 3,284,278.54

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Solution

The fourth proportional to 12,868,898.98, 19,303,332.96 and 3,284,278.54 is: 4,926,413.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,868,898.98 : 19,303,332.96 = 3,284,278.54 : x
  2. Step 2: Convert to fraction form
    12,868,898.98/19,303,332.96 = 3,284,278.54/x
  3. Step 3: Cross multiply
    12,868,898.98x = 19,303,332.96 × 3,284,278.54
  4. Step 4: Simplify right side
    12,868,898.98x = 63,397,522,191,002.68
  5. Step 5: Solve for x
    x = 63,397,522,191,002.68/12,868,898.98
  6. Step 6: Final answer
    x = 4,926,413.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.