Home / 21,840,641.07-30,140,713.04-12,051,716.97

Finding the Fourth Proportional to 21,840,641.07, 30,140,713.04 and 12,051,716.97

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Solution

The fourth proportional to 21,840,641.07, 30,140,713.04 and 12,051,716.97 is: 16,631,716.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,840,641.07 : 30,140,713.04 = 12,051,716.97 : x
  2. Step 2: Convert to fraction form
    21,840,641.07/30,140,713.04 = 12,051,716.97/x
  3. Step 3: Cross multiply
    21,840,641.07x = 30,140,713.04 × 12,051,716.97
  4. Step 4: Simplify right side
    21,840,641.07x = 363,247,342,862,197.62
  5. Step 5: Solve for x
    x = 363,247,342,862,197.62/21,840,641.07
  6. Step 6: Final answer
    x = 16,631,716.15

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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.