Home / 21,716,922.30-29,961,852.39-13,881,017.94

Finding the Fourth Proportional to 21,716,922.30, 29,961,852.39 and 13,881,017.94

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Solution

The fourth proportional to 21,716,922.30, 29,961,852.39 and 13,881,017.94 is: 19,151,010.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,716,922.30 : 29,961,852.39 = 13,881,017.94 : x
  2. Step 2: Convert to fraction form
    21,716,922.30/29,961,852.39 = 13,881,017.94/x
  3. Step 3: Cross multiply
    21,716,922.30x = 29,961,852.39 × 13,881,017.94
  4. Step 4: Simplify right side
    21,716,922.30x = 415,901,010,541,221.88
  5. Step 5: Solve for x
    x = 415,901,010,541,221.88/21,716,922.30
  6. Step 6: Final answer
    x = 19,151,010.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.