Home / 21,606,325.48-29,814,863.58-12,186,597.82

Finding the Fourth Proportional to 21,606,325.48, 29,814,863.58 and 12,186,597.82

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Solution

The fourth proportional to 21,606,325.48, 29,814,863.58 and 12,186,597.82 is: 16,816,452.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,606,325.48 : 29,814,863.58 = 12,186,597.82 : x
  2. Step 2: Convert to fraction form
    21,606,325.48/29,814,863.58 = 12,186,597.82/x
  3. Step 3: Cross multiply
    21,606,325.48x = 29,814,863.58 × 12,186,597.82
  4. Step 4: Simplify right side
    21,606,325.48x = 363,341,751,507,625.38
  5. Step 5: Solve for x
    x = 363,341,751,507,625.38/21,606,325.48
  6. Step 6: Final answer
    x = 16,816,452.75

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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.